172289388

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{103291}}^1$

素因数の和:103437

約数の個数: 24

約数和(自身を含む): 404904640

約数和(自身を除く): 232615252

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 103291, 206582, 309873, 413164, 619746, 1239492, 14357449, 28714898, 43072347, 57429796, 86144694, 172289388]

約数ペア:

[(1, 172289388), (2, 86144694), (3, 57429796), (4, 43072347), (6, 28714898), (12, 14357449), (139, 1239492), (278, 619746), (417, 413164), (556, 309873), (834, 206582), (1668, 103291)]