678291276

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{33191}}^1$

素因数の和:33342

約数の個数: 48

約数和(自身を含む): 1717486848

約数和(自身を除く): 1039195572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1572, 1703, 3406, 5109, 6812, 10218, 20436, 33191, 66382, 99573, 132764, 199146, 398292, 431483, 862966, 1294449, 1725932, 2588898, 4348021, 5177796, 8696042, 13044063, 17392084, 26088126, 52176252, 56524273, 113048546, 169572819, 226097092, 339145638, 678291276]

約数ペア:

[(1, 678291276), (2, 339145638), (3, 226097092), (4, 169572819), (6, 113048546), (12, 56524273), (13, 52176252), (26, 26088126), (39, 17392084), (52, 13044063), (78, 8696042), (131, 5177796), (156, 4348021), (262, 2588898), (393, 1725932), (524, 1294449), (786, 862966), (1572, 431483), (1703, 398292), (3406, 199146), (5109, 132764), (6812, 99573), (10218, 66382), (20436, 33191)]