19958902875

素因数分解:

$3^3\times 5^3\times {\mathrm{1009}}^1\times {\mathrm{5861}}^1$

素因数の和:6894

約数の個数: 64

約数和(自身を含む): 36944668800

約数和(自身を除く): 16985765925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 675, 1009, 1125, 3027, 3375, 5045, 5861, 9081, 15135, 17583, 25225, 27243, 29305, 45405, 52749, 75675, 87915, 126125, 136215, 146525, 158247, 227025, 263745, 378375, 439575, 681075, 732625, 791235, 1135125, 1318725, 2197875, 3405375, 3956175, 5913749, 6593625, 17741247, 19780875, 29568745, 53223741, 88706235, 147843725, 159671223, 266118705, 443531175, 739218625, 798356115, 1330593525, 2217655875, 3991780575, 6652967625, 19958902875]

約数ペア:

[(1, 19958902875), (3, 6652967625), (5, 3991780575), (9, 2217655875), (15, 1330593525), (25, 798356115), (27, 739218625), (45, 443531175), (75, 266118705), (125, 159671223), (135, 147843725), (225, 88706235), (375, 53223741), (675, 29568745), (1009, 19780875), (1125, 17741247), (3027, 6593625), (3375, 5913749), (5045, 3956175), (5861, 3405375), (9081, 2197875), (15135, 1318725), (17583, 1135125), (25225, 791235), (27243, 732625), (29305, 681075), (45405, 439575), (52749, 378375), (75675, 263745), (87915, 227025), (126125, 158247), (136215, 146525)]