81519465

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{683}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 133626240

約数和(自身を除く): 52106775

約数列:

[1, 3, 5, 15, 73, 109, 219, 327, 365, 545, 683, 1095, 1635, 2049, 3415, 7957, 10245, 23871, 39785, 49859, 74447, 119355, 149577, 223341, 249295, 372235, 747885, 1116705, 5434631, 16303893, 27173155, 81519465]

約数ペア:

[(1, 81519465), (3, 27173155), (5, 16303893), (15, 5434631), (73, 1116705), (109, 747885), (219, 372235), (327, 249295), (365, 223341), (545, 149577), (683, 119355), (1095, 74447), (1635, 49859), (2049, 39785), (3415, 23871), (7957, 10245)]