126589990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{907}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 241825824

約数和(自身を除く): 115235834

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 821, 907, 1642, 1814, 4105, 4535, 8210, 9070, 13957, 15419, 27914, 30838, 69785, 77095, 139570, 154190, 744647, 1489294, 3723235, 7446470, 12658999, 25317998, 63294995, 126589990]

約数ペア:

[(1, 126589990), (2, 63294995), (5, 25317998), (10, 12658999), (17, 7446470), (34, 3723235), (85, 1489294), (170, 744647), (821, 154190), (907, 139570), (1642, 77095), (1814, 69785), (4105, 30838), (4535, 27914), (8210, 15419), (9070, 13957)]