638389634

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1\times {\mathrm{4049}}^1$

素因数の和:6625

約数の個数: 16

約数和(自身を含む): 989107200

約数和(自身を除く): 350717566

約数列:

[1, 2, 31, 62, 2543, 4049, 5086, 8098, 78833, 125519, 157666, 251038, 10296607, 20593214, 319194817, 638389634]

約数ペア:

[(1, 638389634), (2, 319194817), (31, 20593214), (62, 10296607), (2543, 251038), (4049, 157666), (5086, 125519), (8098, 78833)]