253756503

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 519321600

約数和(自身を除く): 265565097

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 41, 63, 77, 91, 99, 117, 123, 143, 189, 229, 231, 273, 287, 297, 351, 369, 429, 451, 533, 687, 693, 819, 861, 1001, 1107, 1287, 1353, 1599, 1603, 2061, 2079, 2457, 2519, 2583, 2977, 3003, 3157, 3731, 3861, 4059, 4797, 4809, 5863, 6183, 7557, 7749, 8931, 9009, 9389, 9471, 11193, 12177, 14391, 14427, 17589, 17633, 20839, 22671, 26793, 27027, 28167, 28413, 32747, 33579, 41041, 43281, 52767, 52899, 62517, 65723, 68013, 80379, 84501, 85239, 98241, 100737, 103279, 122057, 123123, 158301, 158697, 187551, 197169, 229229, 253503, 294723, 309837, 366171, 369369, 476091, 562653, 591507, 687687, 722953, 854399, 884169, 929511, 1098513, 1108107, 1342627, 1774521, 2063061, 2168859, 2563197, 2788533, 3295539, 4027881, 6189183, 6506577, 7689591, 9398389, 12083643, 19519731, 23068773, 28195167, 36250929, 84585501, 253756503]

約数ペア:

[(1, 253756503), (3, 84585501), (7, 36250929), (9, 28195167), (11, 23068773), (13, 19519731), (21, 12083643), (27, 9398389), (33, 7689591), (39, 6506577), (41, 6189183), (63, 4027881), (77, 3295539), (91, 2788533), (99, 2563197), (117, 2168859), (123, 2063061), (143, 1774521), (189, 1342627), (229, 1108107), (231, 1098513), (273, 929511), (287, 884169), (297, 854399), (351, 722953), (369, 687687), (429, 591507), (451, 562653), (533, 476091), (687, 369369), (693, 366171), (819, 309837), (861, 294723), (1001, 253503), (1107, 229229), (1287, 197169), (1353, 187551), (1599, 158697), (1603, 158301), (2061, 123123), (2079, 122057), (2457, 103279), (2519, 100737), (2583, 98241), (2977, 85239), (3003, 84501), (3157, 80379), (3731, 68013), (3861, 65723), (4059, 62517), (4797, 52899), (4809, 52767), (5863, 43281), (6183, 41041), (7557, 33579), (7749, 32747), (8931, 28413), (9009, 28167), (9389, 27027), (9471, 26793), (11193, 22671), (12177, 20839), (14391, 17633), (14427, 17589)]