13630925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 21581952

約数和(自身を除く): 7951027

約数列:

[1, 5, 7, 11, 25, 35, 55, 73, 77, 97, 175, 275, 365, 385, 485, 511, 679, 803, 1067, 1825, 1925, 2425, 2555, 3395, 4015, 5335, 5621, 7081, 7469, 12775, 16975, 20075, 26675, 28105, 35405, 37345, 49567, 77891, 140525, 177025, 186725, 247835, 389455, 545237, 1239175, 1947275, 2726185, 13630925]

約数ペア:

[(1, 13630925), (5, 2726185), (7, 1947275), (11, 1239175), (25, 545237), (35, 389455), (55, 247835), (73, 186725), (77, 177025), (97, 140525), (175, 77891), (275, 49567), (365, 37345), (385, 35405), (485, 28105), (511, 26675), (679, 20075), (803, 16975), (1067, 12775), (1825, 7469), (1925, 7081), (2425, 5621), (2555, 5335), (3395, 4015)]