1275657968

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{27751}}^1$

素因数の和:27802

約数の個数: 60

約数和(自身を含む): 2833867728

約数和(自身を除く): 1558209760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 884, 1352, 1768, 2704, 2873, 3536, 5746, 11492, 22984, 27751, 45968, 55502, 111004, 222008, 360763, 444016, 471767, 721526, 943534, 1443052, 1887068, 2886104, 3774136, 4689919, 5772208, 6132971, 7548272, 9379838, 12265942, 18759676, 24531884, 37519352, 49063768, 75038704, 79728623, 98127536, 159457246, 318914492, 637828984, 1275657968]

約数ペア:

[(1, 1275657968), (2, 637828984), (4, 318914492), (8, 159457246), (13, 98127536), (16, 79728623), (17, 75038704), (26, 49063768), (34, 37519352), (52, 24531884), (68, 18759676), (104, 12265942), (136, 9379838), (169, 7548272), (208, 6132971), (221, 5772208), (272, 4689919), (338, 3774136), (442, 2886104), (676, 1887068), (884, 1443052), (1352, 943534), (1768, 721526), (2704, 471767), (2873, 444016), (3536, 360763), (5746, 222008), (11492, 111004), (22984, 55502), (27751, 45968)]