87850990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{186917}}^1$

素因数の和:186971

約数の個数: 16

約数和(自身を含む): 161497152

約数和(自身を除く): 73646162

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 186917, 373834, 934585, 1869170, 8785099, 17570198, 43925495, 87850990]

約数ペア:

[(1, 87850990), (2, 43925495), (5, 17570198), (10, 8785099), (47, 1869170), (94, 934585), (235, 373834), (470, 186917)]