64609671

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1433}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 104624640

約数和(自身を除く): 40014969

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 1433, 2147, 2373, 4299, 6441, 10031, 15029, 27227, 30093, 45087, 81681, 161929, 190589, 485787, 571767, 1133503, 3076651, 3400509, 9229953, 21536557, 64609671]

約数ペア:

[(1, 64609671), (3, 21536557), (7, 9229953), (19, 3400509), (21, 3076651), (57, 1133503), (113, 571767), (133, 485787), (339, 190589), (399, 161929), (791, 81681), (1433, 45087), (2147, 30093), (2373, 27227), (4299, 15029), (6441, 10031)]