28102665

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81457}}^1$

素因数の和:81488

約数の個数: 16

約数和(自身を含む): 46919808

約数和(自身を除く): 18817143

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 81457, 244371, 407285, 1221855, 1873511, 5620533, 9367555, 28102665]

約数ペア:

[(1, 28102665), (3, 9367555), (5, 5620533), (15, 1873511), (23, 1221855), (69, 407285), (115, 244371), (345, 81457)]