208098723

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{3169}}^1$

素因数の和:3291

約数の個数: 32

約数和(自身を含む): 328665600

約数和(自身を除く): 120566877

約数列:

[1, 3, 7, 21, 53, 59, 159, 177, 371, 413, 1113, 1239, 3127, 3169, 9381, 9507, 21889, 22183, 65667, 66549, 167957, 186971, 503871, 560913, 1175699, 1308797, 3527097, 3926391, 9909463, 29728389, 69366241, 208098723]

約数ペア:

[(1, 208098723), (3, 69366241), (7, 29728389), (21, 9909463), (53, 3926391), (59, 3527097), (159, 1308797), (177, 1175699), (371, 560913), (413, 503871), (1113, 186971), (1239, 167957), (3127, 66549), (3169, 65667), (9381, 22183), (9507, 21889)]