520171678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1957

約数の個数: 48

約数和(自身を含む): 917227584

約数和(自身を除く): 397055906

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 289, 442, 481, 578, 629, 962, 1258, 1871, 3742, 3757, 7514, 8177, 10693, 16354, 21386, 24323, 31807, 48646, 63614, 69227, 138454, 139009, 278018, 413491, 540719, 826982, 899951, 1081438, 1176859, 1799902, 2353718, 7029347, 14058694, 15299167, 20006603, 30598334, 40013206, 260085839, 520171678]

約数ペア:

[(1, 520171678), (2, 260085839), (13, 40013206), (17, 30598334), (26, 20006603), (34, 15299167), (37, 14058694), (74, 7029347), (221, 2353718), (289, 1799902), (442, 1176859), (481, 1081438), (578, 899951), (629, 826982), (962, 540719), (1258, 413491), (1871, 278018), (3742, 139009), (3757, 138454), (7514, 69227), (8177, 63614), (10693, 48646), (16354, 31807), (21386, 24323)]