64257885

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 116732928

約数和(自身を除く): 52475043

約数列:

[1, 3, 5, 9, 15, 31, 45, 73, 93, 155, 219, 279, 365, 465, 631, 657, 1095, 1395, 1893, 2263, 3155, 3285, 5679, 6789, 9465, 11315, 19561, 20367, 28395, 33945, 46063, 58683, 97805, 101835, 138189, 176049, 230315, 293415, 414567, 690945, 880245, 1427953, 2072835, 4283859, 7139765, 12851577, 21419295, 64257885]

約数ペア:

[(1, 64257885), (3, 21419295), (5, 12851577), (9, 7139765), (15, 4283859), (31, 2072835), (45, 1427953), (73, 880245), (93, 690945), (155, 414567), (219, 293415), (279, 230315), (365, 176049), (465, 138189), (631, 101835), (657, 97805), (1095, 58683), (1395, 46063), (1893, 33945), (2263, 28395), (3155, 20367), (3285, 19561), (5679, 11315), (6789, 9465)]