197075990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{635729}}^1$

素因数の和:635767

約数の個数: 16

約数和(自身を含む): 366180480

約数和(自身を除く): 169104490

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 635729, 1271458, 3178645, 6357290, 19707599, 39415198, 98537995, 197075990]

約数ペア:

[(1, 197075990), (2, 98537995), (5, 39415198), (10, 19707599), (31, 6357290), (62, 3178645), (155, 1271458), (310, 635729)]