31478356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5087}}^1$

素因数の和:5128

約数の個数: 48

約数和(自身を含む): 71801856

約数和(自身を除く): 40323500

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 5087, 6188, 10174, 20348, 35609, 66131, 71218, 86479, 132262, 142436, 172958, 264524, 345916, 462917, 605353, 925834, 1124227, 1210706, 1851668, 2248454, 2421412, 4496908, 7869589, 15739178, 31478356]

約数ペア:

[(1, 31478356), (2, 15739178), (4, 7869589), (7, 4496908), (13, 2421412), (14, 2248454), (17, 1851668), (26, 1210706), (28, 1124227), (34, 925834), (52, 605353), (68, 462917), (91, 345916), (119, 264524), (182, 172958), (221, 142436), (238, 132262), (364, 86479), (442, 71218), (476, 66131), (884, 35609), (1547, 20348), (3094, 10174), (5087, 6188)]