739846821

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{2243}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 1146055680

約数和(自身を除く): 406208859

約数列:

[1, 3, 7, 21, 113, 139, 339, 417, 791, 973, 2243, 2373, 2919, 6729, 15701, 15707, 47103, 47121, 109949, 253459, 311777, 329847, 760377, 935331, 1774213, 2182439, 5322639, 6547317, 35230801, 105692403, 246615607, 739846821]

約数ペア:

[(1, 739846821), (3, 246615607), (7, 105692403), (21, 35230801), (113, 6547317), (139, 5322639), (339, 2182439), (417, 1774213), (791, 935331), (973, 760377), (2243, 329847), (2373, 311777), (2919, 253459), (6729, 109949), (15701, 47121), (15707, 47103)]