16304915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 22505472

約数和(自身を除く): 6200557

約数列:

[1, 5, 11, 31, 55, 73, 131, 155, 341, 365, 655, 803, 1441, 1705, 2263, 4015, 4061, 7205, 9563, 11315, 20305, 24893, 44671, 47815, 105193, 124465, 223355, 296453, 525965, 1482265, 3260983, 16304915]

約数ペア:

[(1, 16304915), (5, 3260983), (11, 1482265), (31, 525965), (55, 296453), (73, 223355), (131, 124465), (155, 105193), (341, 47815), (365, 44671), (655, 24893), (803, 20305), (1441, 11315), (1705, 9563), (2263, 7205), (4015, 4061)]