664369972

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1\times {\mathrm{1013}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 1356001920

約数和(自身を除く): 691631948

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 397, 413, 794, 826, 1013, 1588, 1652, 2026, 2779, 4052, 5558, 7091, 11116, 14182, 23423, 28364, 46846, 59767, 93692, 119534, 163961, 239068, 327922, 402161, 418369, 655844, 804322, 836738, 1608644, 1673476, 2815127, 5630254, 11260508, 23727499, 47454998, 94909996, 166092493, 332184986, 664369972]

約数ペア:

[(1, 664369972), (2, 332184986), (4, 166092493), (7, 94909996), (14, 47454998), (28, 23727499), (59, 11260508), (118, 5630254), (236, 2815127), (397, 1673476), (413, 1608644), (794, 836738), (826, 804322), (1013, 655844), (1588, 418369), (1652, 402161), (2026, 327922), (2779, 239068), (4052, 163961), (5558, 119534), (7091, 93692), (11116, 59767), (14182, 46846), (23423, 28364)]