216508838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 247977562

約数列:

[1, 2, 7, 13, 14, 17, 19, 26, 29, 34, 38, 58, 91, 119, 127, 133, 182, 203, 221, 238, 247, 254, 266, 323, 377, 406, 442, 493, 494, 551, 646, 754, 889, 986, 1102, 1547, 1651, 1729, 1778, 2159, 2261, 2413, 2639, 3094, 3302, 3451, 3458, 3683, 3857, 4199, 4318, 4522, 4826, 5278, 6409, 6902, 7163, 7366, 7714, 8398, 9367, 11557, 12818, 14326, 15113, 16891, 18734, 23114, 25781, 28067, 29393, 30226, 31369, 33782, 41021, 44863, 47879, 50141, 51562, 56134, 58786, 62611, 62738, 65569, 69977, 82042, 89726, 95758, 100282, 121771, 125222, 131138, 139954, 196469, 219583, 243542, 287147, 335153, 392938, 438277, 439166, 489839, 533273, 574294, 670306, 813943, 852397, 876554, 909701, 979678, 1066546, 1189609, 1627886, 1704794, 1819402, 2379218, 3732911, 5697601, 6367907, 7465822, 8327263, 11395202, 12735814, 15464917, 16654526, 30929834, 108254419, 216508838]

約数ペア:

[(1, 216508838), (2, 108254419), (7, 30929834), (13, 16654526), (14, 15464917), (17, 12735814), (19, 11395202), (26, 8327263), (29, 7465822), (34, 6367907), (38, 5697601), (58, 3732911), (91, 2379218), (119, 1819402), (127, 1704794), (133, 1627886), (182, 1189609), (203, 1066546), (221, 979678), (238, 909701), (247, 876554), (254, 852397), (266, 813943), (323, 670306), (377, 574294), (406, 533273), (442, 489839), (493, 439166), (494, 438277), (551, 392938), (646, 335153), (754, 287147), (889, 243542), (986, 219583), (1102, 196469), (1547, 139954), (1651, 131138), (1729, 125222), (1778, 121771), (2159, 100282), (2261, 95758), (2413, 89726), (2639, 82042), (3094, 69977), (3302, 65569), (3451, 62738), (3458, 62611), (3683, 58786), (3857, 56134), (4199, 51562), (4318, 50141), (4522, 47879), (4826, 44863), (5278, 41021), (6409, 33782), (6902, 31369), (7163, 30226), (7366, 29393), (7714, 28067), (8398, 25781), (9367, 23114), (11557, 18734), (12818, 16891), (14326, 15113)]