494518143

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{63473}}^1$

素因数の和:63543

約数の個数: 24

約数和(自身を含む): 781491888

約数和(自身を除く): 286973745

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 63473, 190419, 444311, 1332933, 3110177, 3364069, 9330531, 10092207, 23548483, 70645449, 164839381, 494518143]

約数ペア:

[(1, 494518143), (3, 164839381), (7, 70645449), (21, 23548483), (49, 10092207), (53, 9330531), (147, 3364069), (159, 3110177), (371, 1332933), (1113, 444311), (2597, 190419), (7791, 63473)]