31178008

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 59780160

約数和(自身を除く): 28602152

約数列:

[1, 2, 4, 8, 73, 146, 197, 271, 292, 394, 542, 584, 788, 1084, 1576, 2168, 14381, 19783, 28762, 39566, 53387, 57524, 79132, 106774, 115048, 158264, 213548, 427096, 3897251, 7794502, 15589004, 31178008]

約数ペア:

[(1, 31178008), (2, 15589004), (4, 7794502), (8, 3897251), (73, 427096), (146, 213548), (197, 158264), (271, 115048), (292, 106774), (394, 79132), (542, 57524), (584, 53387), (788, 39566), (1084, 28762), (1576, 19783), (2168, 14381)]