251018861764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1\times {\mathrm{79493}}^1$

素因数の和:81220

約数の個数: 48

約数和(自身を含む): 490662406080

約数和(自身を除く): 239643544316

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1669, 1892, 3338, 6676, 18359, 36718, 71767, 73436, 79493, 143534, 158986, 287068, 317972, 789437, 874423, 1578874, 1748846, 3157748, 3418199, 3497692, 6836398, 13672796, 37600189, 75200378, 132673817, 150400756, 265347634, 530695268, 1459411987, 2918823974, 5704974131, 5837647948, 11409948262, 22819896524, 62754715441, 125509430882, 251018861764]

約数ペア:

[(1, 251018861764), (2, 125509430882), (4, 62754715441), (11, 22819896524), (22, 11409948262), (43, 5837647948), (44, 5704974131), (86, 2918823974), (172, 1459411987), (473, 530695268), (946, 265347634), (1669, 150400756), (1892, 132673817), (3338, 75200378), (6676, 37600189), (18359, 13672796), (36718, 6836398), (71767, 3497692), (73436, 3418199), (79493, 3157748), (143534, 1748846), (158986, 1578874), (287068, 874423), (317972, 789437)]