1290257904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2067721}}^1$

素因数の和:2067745

約数の個数: 40

約数和(自身を含む): 3589565392

約数和(自身を除く): 2299307488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2067721, 4135442, 6203163, 8270884, 12406326, 16541768, 24812652, 26880373, 33083536, 49625304, 53760746, 80641119, 99250608, 107521492, 161282238, 215042984, 322564476, 430085968, 645128952, 1290257904]

約数ペア:

[(1, 1290257904), (2, 645128952), (3, 430085968), (4, 322564476), (6, 215042984), (8, 161282238), (12, 107521492), (13, 99250608), (16, 80641119), (24, 53760746), (26, 49625304), (39, 33083536), (48, 26880373), (52, 24812652), (78, 16541768), (104, 12406326), (156, 8270884), (208, 6203163), (312, 4135442), (624, 2067721)]