395186

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 24

約数和(自身を含む): 689472

約数和(自身を除く): 294286

約数列:

[1, 2, 11, 22, 23, 46, 71, 121, 142, 242, 253, 506, 781, 1562, 1633, 2783, 3266, 5566, 8591, 17182, 17963, 35926, 197593, 395186]

約数ペア:

[(1, 395186), (2, 197593), (11, 35926), (22, 17963), (23, 17182), (46, 8591), (71, 5566), (121, 3266), (142, 2783), (242, 1633), (253, 1562), (506, 781)]