163940990

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{49529}}^1$

素因数の和:49867

約数の個数: 16

約数和(自身を含む): 295991280

約数和(自身を除く): 132050290

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 49529, 99058, 247645, 495290, 16394099, 32788198, 81970495, 163940990]

約数ペア:

[(1, 163940990), (2, 81970495), (5, 32788198), (10, 16394099), (331, 495290), (662, 247645), (1655, 99058), (3310, 49529)]