869897835

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{10639}}^1$

素因数の和:10752

約数の個数: 48

約数和(自身を含む): 1593446400

約数和(自身を除く): 723548565

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 237, 345, 395, 711, 1035, 1185, 1817, 3555, 5451, 9085, 10639, 16353, 27255, 31917, 53195, 81765, 95751, 159585, 244697, 478755, 734091, 840481, 1223485, 2202273, 2521443, 3670455, 4202405, 7564329, 11011365, 12607215, 19331063, 37821645, 57993189, 96655315, 173979567, 289965945, 869897835]

約数ペア:

[(1, 869897835), (3, 289965945), (5, 173979567), (9, 96655315), (15, 57993189), (23, 37821645), (45, 19331063), (69, 12607215), (79, 11011365), (115, 7564329), (207, 4202405), (237, 3670455), (345, 2521443), (395, 2202273), (711, 1223485), (1035, 840481), (1185, 734091), (1817, 478755), (3555, 244697), (5451, 159585), (9085, 95751), (10639, 81765), (16353, 53195), (27255, 31917)]