1851221424

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{128987}}^1$

素因数の和:129034

約数の個数: 80

約数和(自身を含む): 5374156032

約数和(自身を除く): 3522934608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 7176, 14352, 128987, 257974, 386961, 515948, 773922, 1031896, 1547844, 1676831, 2063792, 2966701, 3095688, 3353662, 5030493, 5933402, 6191376, 6707324, 8900103, 10060986, 11866804, 13414648, 17800206, 20121972, 23733608, 26829296, 35600412, 38567113, 40243944, 47467216, 71200824, 77134226, 80487888, 115701339, 142401648, 154268452, 231402678, 308536904, 462805356, 617073808, 925610712, 1851221424]

約数ペア:

[(1, 1851221424), (2, 925610712), (3, 617073808), (4, 462805356), (6, 308536904), (8, 231402678), (12, 154268452), (13, 142401648), (16, 115701339), (23, 80487888), (24, 77134226), (26, 71200824), (39, 47467216), (46, 40243944), (48, 38567113), (52, 35600412), (69, 26829296), (78, 23733608), (92, 20121972), (104, 17800206), (138, 13414648), (156, 11866804), (184, 10060986), (208, 8900103), (276, 6707324), (299, 6191376), (312, 5933402), (368, 5030493), (552, 3353662), (598, 3095688), (624, 2966701), (897, 2063792), (1104, 1676831), (1196, 1547844), (1794, 1031896), (2392, 773922), (3588, 515948), (4784, 386961), (7176, 257974), (14352, 128987)]