211025853

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{2417}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 311196600

約数和(自身を除く): 100170747

約数列:

[1, 3, 9, 89, 109, 267, 327, 801, 981, 2417, 7251, 9701, 21753, 29103, 87309, 215113, 263453, 645339, 790359, 1936017, 2371077, 23447317, 70341951, 211025853]

約数ペア:

[(1, 211025853), (3, 70341951), (9, 23447317), (89, 2371077), (109, 1936017), (267, 790359), (327, 645339), (801, 263453), (981, 215113), (2417, 87309), (7251, 29103), (9701, 21753)]