201630345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 376769088

約数和(自身を除く): 175138743

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 397, 691, 735, 1191, 1985, 2073, 2779, 3455, 4837, 5955, 8337, 10365, 13895, 14511, 19453, 24185, 33859, 41685, 58359, 72555, 97265, 101577, 169295, 274327, 291795, 507885, 822981, 1371635, 1920289, 4114905, 5760867, 9601445, 13442023, 28804335, 40326069, 67210115, 201630345]

約数ペア:

[(1, 201630345), (3, 67210115), (5, 40326069), (7, 28804335), (15, 13442023), (21, 9601445), (35, 5760867), (49, 4114905), (105, 1920289), (147, 1371635), (245, 822981), (397, 507885), (691, 291795), (735, 274327), (1191, 169295), (1985, 101577), (2073, 97265), (2779, 72555), (3455, 58359), (4837, 41685), (5955, 33859), (8337, 24185), (10365, 19453), (13895, 14511)]