71619212

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 149271360

約数和(自身を除く): 77652148

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 193, 203, 386, 406, 457, 772, 812, 914, 1351, 1828, 2702, 3199, 5404, 5597, 6398, 11194, 12796, 13253, 22388, 26506, 39179, 53012, 78358, 88201, 92771, 156716, 176402, 185542, 352804, 371084, 617407, 1234814, 2469628, 2557829, 5115658, 10231316, 17904803, 35809606, 71619212]

約数ペア:

[(1, 71619212), (2, 35809606), (4, 17904803), (7, 10231316), (14, 5115658), (28, 2557829), (29, 2469628), (58, 1234814), (116, 617407), (193, 371084), (203, 352804), (386, 185542), (406, 176402), (457, 156716), (772, 92771), (812, 88201), (914, 78358), (1351, 53012), (1828, 39179), (2702, 26506), (3199, 22388), (5404, 13253), (5597, 12796), (6398, 11194)]