217175336

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{125101}}^1$

素因数の和:125145

約数の個数: 32

約数和(自身を含む): 480391680

約数和(自身を除く): 263216344

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 125101, 250202, 500404, 875707, 1000808, 1751414, 3502828, 3878131, 7005656, 7756262, 15512524, 27146917, 31025048, 54293834, 108587668, 217175336]

約数ペア:

[(1, 217175336), (2, 108587668), (4, 54293834), (7, 31025048), (8, 27146917), (14, 15512524), (28, 7756262), (31, 7005656), (56, 3878131), (62, 3502828), (124, 1751414), (217, 1000808), (248, 875707), (434, 500404), (868, 250202), (1736, 125101)]