31619276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 62092800

約数和(自身を除く): 30473524

約数列:

[1, 2, 4, 13, 26, 43, 52, 79, 86, 158, 172, 179, 316, 358, 559, 716, 1027, 1118, 2054, 2236, 2327, 3397, 4108, 4654, 6794, 7697, 9308, 13588, 14141, 15394, 28282, 30788, 44161, 56564, 88322, 100061, 176644, 183833, 200122, 367666, 400244, 608063, 735332, 1216126, 2432252, 7904819, 15809638, 31619276]

約数ペア:

[(1, 31619276), (2, 15809638), (4, 7904819), (13, 2432252), (26, 1216126), (43, 735332), (52, 608063), (79, 400244), (86, 367666), (158, 200122), (172, 183833), (179, 176644), (316, 100061), (358, 88322), (559, 56564), (716, 44161), (1027, 30788), (1118, 28282), (2054, 15394), (2236, 14141), (2327, 13588), (3397, 9308), (4108, 7697), (4654, 6794)]