161241556

素因数分解:

$2^2\times 7^4\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 60

約数和(自身を含む): 334416992

約数和(自身を除く): 173175436

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 163, 196, 206, 326, 343, 412, 652, 686, 721, 1141, 1372, 1442, 2282, 2401, 2884, 4564, 4802, 5047, 7987, 9604, 10094, 15974, 16789, 20188, 31948, 33578, 35329, 55909, 67156, 70658, 111818, 117523, 141316, 223636, 235046, 247303, 391363, 470092, 494606, 782726, 822661, 989212, 1565452, 1645322, 3290644, 5758627, 11517254, 23034508, 40310389, 80620778, 161241556]

約数ペア:

[(1, 161241556), (2, 80620778), (4, 40310389), (7, 23034508), (14, 11517254), (28, 5758627), (49, 3290644), (98, 1645322), (103, 1565452), (163, 989212), (196, 822661), (206, 782726), (326, 494606), (343, 470092), (412, 391363), (652, 247303), (686, 235046), (721, 223636), (1141, 141316), (1372, 117523), (1442, 111818), (2282, 70658), (2401, 67156), (2884, 55909), (4564, 35329), (4802, 33578), (5047, 31948), (7987, 20188), (9604, 16789), (10094, 15974)]