7980456969

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{21737}}^1$

素因数の和:21894

約数の個数: 36

約数和(自身を含む): 12274187796

約数和(自身を除く): 4293730827

約数列:

[1, 3, 9, 19, 57, 113, 171, 339, 361, 1017, 1083, 2147, 3249, 6441, 19323, 21737, 40793, 65211, 122379, 195633, 367137, 413003, 1239009, 2456281, 3717027, 7368843, 7847057, 22106529, 23541171, 46669339, 70623513, 140008017, 420024051, 886717441, 2660152323, 7980456969]

約数ペア:

[(1, 7980456969), (3, 2660152323), (9, 886717441), (19, 420024051), (57, 140008017), (113, 70623513), (171, 46669339), (339, 23541171), (361, 22106529), (1017, 7847057), (1083, 7368843), (2147, 3717027), (3249, 2456281), (6441, 1239009), (19323, 413003), (21737, 367137), (40793, 195633), (65211, 122379)]