81497205

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5861}}^1$

素因数の和:5978

約数の個数: 32

約数和(自身を含む): 146315520

約数和(自身を除く): 64818315

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2781, 4635, 5861, 13905, 17583, 29305, 52749, 87915, 158247, 263745, 603683, 791235, 1811049, 3018415, 5433147, 9055245, 16299441, 27165735, 81497205]

約数ペア:

[(1, 81497205), (3, 27165735), (5, 16299441), (9, 9055245), (15, 5433147), (27, 3018415), (45, 1811049), (103, 791235), (135, 603683), (309, 263745), (515, 158247), (927, 87915), (1545, 52749), (2781, 29305), (4635, 17583), (5861, 13905)]