258621844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 537667200

約数和(自身を除く): 279045356

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 76, 92, 247, 299, 361, 437, 494, 598, 599, 722, 874, 988, 1196, 1198, 1444, 1748, 2396, 4693, 5681, 7787, 8303, 9386, 11362, 11381, 13777, 15574, 16606, 18772, 22724, 22762, 27554, 31148, 33212, 45524, 55108, 107939, 147953, 179101, 215878, 216239, 261763, 295906, 358202, 431756, 432478, 523526, 591812, 716404, 864956, 1047052, 2811107, 3402919, 4973497, 5622214, 6805838, 9946994, 11244428, 13611676, 19893988, 64655461, 129310922, 258621844]

約数ペア:

[(1, 258621844), (2, 129310922), (4, 64655461), (13, 19893988), (19, 13611676), (23, 11244428), (26, 9946994), (38, 6805838), (46, 5622214), (52, 4973497), (76, 3402919), (92, 2811107), (247, 1047052), (299, 864956), (361, 716404), (437, 591812), (494, 523526), (598, 432478), (599, 431756), (722, 358202), (874, 295906), (988, 261763), (1196, 216239), (1198, 215878), (1444, 179101), (1748, 147953), (2396, 107939), (4693, 55108), (5681, 45524), (7787, 33212), (8303, 31148), (9386, 27554), (11362, 22762), (11381, 22724), (13777, 18772), (15574, 16606)]