391097488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{2027}}^1$

素因数の和:2455

約数の個数: 40

約数和(自身を含む): 784592640

約数和(自身を除く): 393495152

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 389, 496, 778, 1556, 2027, 3112, 4054, 6224, 8108, 12059, 16216, 24118, 32432, 48236, 62837, 96472, 125674, 192944, 251348, 502696, 788503, 1005392, 1577006, 3154012, 6308024, 12616048, 24443593, 48887186, 97774372, 195548744, 391097488]

約数ペア:

[(1, 391097488), (2, 195548744), (4, 97774372), (8, 48887186), (16, 24443593), (31, 12616048), (62, 6308024), (124, 3154012), (248, 1577006), (389, 1005392), (496, 788503), (778, 502696), (1556, 251348), (2027, 192944), (3112, 125674), (4054, 96472), (6224, 62837), (8108, 48236), (12059, 32432), (16216, 24118)]