231931215

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3499}}^1$

素因数の和:4004

約数の個数: 32

約数和(自身を含む): 413280000

約数和(自身を除く): 181348785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2455, 3499, 4419, 7365, 10497, 13257, 17495, 22095, 31491, 52485, 66285, 94473, 157455, 472365, 1718009, 5154027, 8590045, 15462081, 25770135, 46386243, 77310405, 231931215]

約数ペア:

[(1, 231931215), (3, 77310405), (5, 46386243), (9, 25770135), (15, 15462081), (27, 8590045), (45, 5154027), (135, 1718009), (491, 472365), (1473, 157455), (2455, 94473), (3499, 66285), (4419, 52485), (7365, 31491), (10497, 22095), (13257, 17495)]