51315992

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70489}}^1$

素因数の和:70515

約数の個数: 32

約数和(自身を含む): 118423200

約数和(自身を除く): 67107208

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 70489, 140978, 281956, 493423, 563912, 916357, 986846, 1832714, 1973692, 3665428, 3947384, 6414499, 7330856, 12828998, 25657996, 51315992]

約数ペア:

[(1, 51315992), (2, 25657996), (4, 12828998), (7, 7330856), (8, 6414499), (13, 3947384), (14, 3665428), (26, 1973692), (28, 1832714), (52, 986846), (56, 916357), (91, 563912), (104, 493423), (182, 281956), (364, 140978), (728, 70489)]