149443216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1667}}^1$

素因数の和:2119

約数の個数: 40

約数和(自身を含む): 312729984

約数和(自身を除く): 163286768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 862, 1667, 1724, 3334, 3448, 5603, 6668, 6896, 11206, 13336, 21671, 22412, 26672, 43342, 44824, 86684, 89648, 173368, 346736, 718477, 1436954, 2873908, 5747816, 9340201, 11495632, 18680402, 37360804, 74721608, 149443216]

約数ペア:

[(1, 149443216), (2, 74721608), (4, 37360804), (8, 18680402), (13, 11495632), (16, 9340201), (26, 5747816), (52, 2873908), (104, 1436954), (208, 718477), (431, 346736), (862, 173368), (1667, 89648), (1724, 86684), (3334, 44824), (3448, 43342), (5603, 26672), (6668, 22412), (6896, 21671), (11206, 13336)]