118907728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 236877696

約数和(自身を除く): 117969968

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 401, 431, 688, 802, 862, 1604, 1724, 3208, 3448, 6416, 6896, 17243, 18533, 34486, 37066, 68972, 74132, 137944, 148264, 172831, 275888, 296528, 345662, 691324, 1382648, 2765296, 7431733, 14863466, 29726932, 59453864, 118907728]

約数ペア:

[(1, 118907728), (2, 59453864), (4, 29726932), (8, 14863466), (16, 7431733), (43, 2765296), (86, 1382648), (172, 691324), (344, 345662), (401, 296528), (431, 275888), (688, 172831), (802, 148264), (862, 137944), (1604, 74132), (1724, 68972), (3208, 37066), (3448, 34486), (6416, 18533), (6896, 17243)]