1415895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 2503872

約数和(自身を除く): 1087977

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 137, 159, 195, 265, 411, 685, 689, 795, 1781, 2055, 2067, 3445, 5343, 7261, 8905, 10335, 21783, 26715, 36305, 94393, 108915, 283179, 471965, 1415895]

約数ペア:

[(1, 1415895), (3, 471965), (5, 283179), (13, 108915), (15, 94393), (39, 36305), (53, 26715), (65, 21783), (137, 10335), (159, 8905), (195, 7261), (265, 5343), (411, 3445), (685, 2067), (689, 2055), (795, 1781)]