291207430

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{1747}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 533629440

約数和(自身を除く): 242422010

約数列:

[1, 2, 5, 10, 79, 158, 211, 395, 422, 790, 1055, 1747, 2110, 3494, 8735, 16669, 17470, 33338, 83345, 138013, 166690, 276026, 368617, 690065, 737234, 1380130, 1843085, 3686170, 29120743, 58241486, 145603715, 291207430]

約数ペア:

[(1, 291207430), (2, 145603715), (5, 58241486), (10, 29120743), (79, 3686170), (158, 1843085), (211, 1380130), (395, 737234), (422, 690065), (790, 368617), (1055, 276026), (1747, 166690), (2110, 138013), (3494, 83345), (8735, 33338), (16669, 17470)]