23687885

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 33034428

約数和(自身を除く): 9346543

約数列:

[1, 5, 13, 17, 65, 85, 97, 169, 221, 289, 485, 845, 1105, 1261, 1445, 1649, 2873, 3757, 6305, 8245, 14365, 16393, 18785, 21437, 28033, 48841, 81965, 107185, 140165, 244205, 278681, 364429, 1393405, 1822145, 4737577, 23687885]

約数ペア:

[(1, 23687885), (5, 4737577), (13, 1822145), (17, 1393405), (65, 364429), (85, 278681), (97, 244205), (169, 140165), (221, 107185), (289, 81965), (485, 48841), (845, 28033), (1105, 21437), (1261, 18785), (1445, 16393), (1649, 14365), (2873, 8245), (3757, 6305)]