42157986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2381}}^1$

素因数の和:2626

約数の個数: 32

約数和(自身を含む): 91240128

約数和(自身を除く): 49082142

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 227, 454, 681, 1362, 2381, 2951, 4762, 5902, 7143, 8853, 14286, 17706, 30953, 61906, 92859, 185718, 540487, 1080974, 1621461, 3242922, 7026331, 14052662, 21078993, 42157986]

約数ペア:

[(1, 42157986), (2, 21078993), (3, 14052662), (6, 7026331), (13, 3242922), (26, 1621461), (39, 1080974), (78, 540487), (227, 185718), (454, 92859), (681, 61906), (1362, 30953), (2381, 17706), (2951, 14286), (4762, 8853), (5902, 7143)]