204566895

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 394875936

約数和(自身を除く): 190309041

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 169, 185, 195, 333, 481, 507, 555, 585, 727, 845, 1443, 1521, 1665, 2181, 2405, 2535, 3635, 4329, 6253, 6543, 7215, 7605, 9451, 10905, 18759, 21645, 26899, 28353, 31265, 32715, 47255, 56277, 80697, 85059, 93795, 122863, 134495, 141765, 242091, 281385, 349687, 368589, 403485, 425295, 614315, 1049061, 1105767, 1210455, 1748435, 1842945, 3147183, 4545931, 5245305, 5528835, 13637793, 15735915, 22729655, 40913379, 68188965, 204566895]

約数ペア:

[(1, 204566895), (3, 68188965), (5, 40913379), (9, 22729655), (13, 15735915), (15, 13637793), (37, 5528835), (39, 5245305), (45, 4545931), (65, 3147183), (111, 1842945), (117, 1748435), (169, 1210455), (185, 1105767), (195, 1049061), (333, 614315), (481, 425295), (507, 403485), (555, 368589), (585, 349687), (727, 281385), (845, 242091), (1443, 141765), (1521, 134495), (1665, 122863), (2181, 93795), (2405, 85059), (2535, 80697), (3635, 56277), (4329, 47255), (6253, 32715), (6543, 31265), (7215, 28353), (7605, 26899), (9451, 21645), (10905, 18759)]