1681436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 3165120

約数和(自身を除く): 1483684

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 313, 316, 626, 1252, 1343, 2686, 5321, 5372, 10642, 21284, 24727, 49454, 98908, 420359, 840718, 1681436]

約数ペア:

[(1, 1681436), (2, 840718), (4, 420359), (17, 98908), (34, 49454), (68, 24727), (79, 21284), (158, 10642), (313, 5372), (316, 5321), (626, 2686), (1252, 1343)]