128422212

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{345221}}^1$

素因数の和:345259

約数の個数: 24

約数和(自身を含む): 309318912

約数和(自身を除く): 180896700

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 345221, 690442, 1035663, 1380884, 2071326, 4142652, 10701851, 21403702, 32105553, 42807404, 64211106, 128422212]

約数ペア:

[(1, 128422212), (2, 64211106), (3, 42807404), (4, 32105553), (6, 21403702), (12, 10701851), (31, 4142652), (62, 2071326), (93, 1380884), (124, 1035663), (186, 690442), (372, 345221)]