87961458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 191842560

約数和(自身を除く): 103881102

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 223, 338, 389, 446, 507, 669, 778, 1014, 1167, 1338, 2334, 2899, 5057, 5798, 8697, 10114, 15171, 17394, 30342, 37687, 65741, 75374, 86747, 113061, 131482, 173494, 197223, 226122, 260241, 394446, 520482, 1127711, 2255422, 3383133, 6766266, 14660243, 29320486, 43980729, 87961458]

約数ペア:

[(1, 87961458), (2, 43980729), (3, 29320486), (6, 14660243), (13, 6766266), (26, 3383133), (39, 2255422), (78, 1127711), (169, 520482), (223, 394446), (338, 260241), (389, 226122), (446, 197223), (507, 173494), (669, 131482), (778, 113061), (1014, 86747), (1167, 75374), (1338, 65741), (2334, 37687), (2899, 30342), (5057, 17394), (5798, 15171), (8697, 10114)]