87813315

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4091}}^1$

素因数の和:4161

約数の個数: 40

約数和(自身を含む): 160422768

約数和(自身を除く): 72609453

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4091, 4293, 7155, 12273, 20455, 21465, 36819, 61365, 110457, 184095, 216823, 331371, 552285, 650469, 1084115, 1656855, 1951407, 3252345, 5854221, 9757035, 17562663, 29271105, 87813315]

約数ペア:

[(1, 87813315), (3, 29271105), (5, 17562663), (9, 9757035), (15, 5854221), (27, 3252345), (45, 1951407), (53, 1656855), (81, 1084115), (135, 650469), (159, 552285), (265, 331371), (405, 216823), (477, 184095), (795, 110457), (1431, 61365), (2385, 36819), (4091, 21465), (4293, 20455), (7155, 12273)]