31978206

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{45553}}^1$

素因数の和:45577

約数の個数: 32

約数和(自身を含む): 76530720

約数和(自身を除く): 44552514

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 45553, 91106, 136659, 273318, 409977, 592189, 819954, 1184378, 1229931, 1776567, 2459862, 3553134, 5329701, 10659402, 15989103, 31978206]

約数ペア:

[(1, 31978206), (2, 15989103), (3, 10659402), (6, 5329701), (9, 3553134), (13, 2459862), (18, 1776567), (26, 1229931), (27, 1184378), (39, 819954), (54, 592189), (78, 409977), (117, 273318), (234, 136659), (351, 91106), (702, 45553)]