12151815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 21180096

約数和(自身を除く): 9028281

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 617, 1313, 1515, 1851, 3085, 3939, 6565, 8021, 9255, 19695, 24063, 40105, 62317, 120315, 186951, 311585, 810121, 934755, 2430363, 4050605, 12151815]

約数ペア:

[(1, 12151815), (3, 4050605), (5, 2430363), (13, 934755), (15, 810121), (39, 311585), (65, 186951), (101, 120315), (195, 62317), (303, 40105), (505, 24063), (617, 19695), (1313, 9255), (1515, 8021), (1851, 6565), (3085, 3939)]