28413876792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{7109}}^1$

素因数の和:7805

約数の個数: 128

約数和(自身を含む): 83518041600

約数和(自身を除く): 55104164808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 643, 777, 888, 1036, 1286, 1554, 1929, 2072, 2572, 3108, 3858, 4501, 5144, 6216, 7109, 7716, 9002, 13503, 14218, 15432, 18004, 21327, 23791, 27006, 28436, 36008, 42654, 47582, 49763, 54012, 56872, 71373, 85308, 95164, 99526, 108024, 142746, 149289, 166537, 170616, 190328, 199052, 263033, 285492, 298578, 333074, 398104, 499611, 526066, 570984, 597156, 666148, 789099, 999222, 1052132, 1194312, 1332296, 1578198, 1841231, 1998444, 2104264, 3156396, 3682462, 3996888, 4571087, 5523693, 6312792, 7364924, 9142174, 11047386, 13713261, 14729848, 18284348, 22094772, 27426522, 31997609, 36568696, 44189544, 54853044, 63995218, 95992827, 109706088, 127990436, 169130219, 191985654, 255980872, 338260438, 383971308, 507390657, 676520876, 767942616, 1014781314, 1183911533, 1353041752, 2029562628, 2367823066, 3551734599, 4059125256, 4735646132, 7103469198, 9471292264, 14206938396, 28413876792]

約数ペア:

[(1, 28413876792), (2, 14206938396), (3, 9471292264), (4, 7103469198), (6, 4735646132), (7, 4059125256), (8, 3551734599), (12, 2367823066), (14, 2029562628), (21, 1353041752), (24, 1183911533), (28, 1014781314), (37, 767942616), (42, 676520876), (56, 507390657), (74, 383971308), (84, 338260438), (111, 255980872), (148, 191985654), (168, 169130219), (222, 127990436), (259, 109706088), (296, 95992827), (444, 63995218), (518, 54853044), (643, 44189544), (777, 36568696), (888, 31997609), (1036, 27426522), (1286, 22094772), (1554, 18284348), (1929, 14729848), (2072, 13713261), (2572, 11047386), (3108, 9142174), (3858, 7364924), (4501, 6312792), (5144, 5523693), (6216, 4571087), (7109, 3996888), (7716, 3682462), (9002, 3156396), (13503, 2104264), (14218, 1998444), (15432, 1841231), (18004, 1578198), (21327, 1332296), (23791, 1194312), (27006, 1052132), (28436, 999222), (36008, 789099), (42654, 666148), (47582, 597156), (49763, 570984), (54012, 526066), (56872, 499611), (71373, 398104), (85308, 333074), (95164, 298578), (99526, 285492), (108024, 263033), (142746, 199052), (149289, 190328), (166537, 170616)]