1681439968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{27127}}^1$

素因数の和:27299

約数の個数: 48

約数和(自身を含む): 3589034400

約数和(自身を除く): 1907594432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 298, 416, 596, 1192, 1937, 2384, 3874, 4768, 7748, 15496, 27127, 30992, 54254, 61984, 108508, 217016, 352651, 434032, 705302, 868064, 1410604, 2821208, 4041923, 5642416, 8083846, 11284832, 16167692, 32335384, 52544999, 64670768, 105089998, 129341536, 210179996, 420359992, 840719984, 1681439968]

約数ペア:

[(1, 1681439968), (2, 840719984), (4, 420359992), (8, 210179996), (13, 129341536), (16, 105089998), (26, 64670768), (32, 52544999), (52, 32335384), (104, 16167692), (149, 11284832), (208, 8083846), (298, 5642416), (416, 4041923), (596, 2821208), (1192, 1410604), (1937, 868064), (2384, 705302), (3874, 434032), (4768, 352651), (7748, 217016), (15496, 108508), (27127, 61984), (30992, 54254)]