87771565

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 126904320

約数和(自身を除く): 39132755

約数列:

[1, 5, 7, 23, 35, 107, 115, 161, 535, 749, 805, 1019, 2461, 3745, 5095, 7133, 12305, 17227, 23437, 35665, 86135, 109033, 117185, 164059, 545165, 763231, 820295, 2507759, 3816155, 12538795, 17554313, 87771565]

約数ペア:

[(1, 87771565), (5, 17554313), (7, 12538795), (23, 3816155), (35, 2507759), (107, 820295), (115, 763231), (161, 545165), (535, 164059), (749, 117185), (805, 109033), (1019, 86135), (2461, 35665), (3745, 23437), (5095, 17227), (7133, 12305)]