203430213

素因数分解:

$3^2\times 7^3\times {\mathrm{65899}}^1$

素因数の和:65926

約数の個数: 24

約数和(自身を含む): 342680000

約数和(自身を除く): 139249787

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 65899, 197697, 461293, 593091, 1383879, 3229051, 4151637, 9687153, 22603357, 29061459, 67810071, 203430213]

約数ペア:

[(1, 203430213), (3, 67810071), (7, 29061459), (9, 22603357), (21, 9687153), (49, 4151637), (63, 3229051), (147, 1383879), (343, 593091), (441, 461293), (1029, 197697), (3087, 65899)]