215364

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 510048

約数和(自身を除く): 294684

約数列:

[1, 2, 3, 4, 6, 12, 131, 137, 262, 274, 393, 411, 524, 548, 786, 822, 1572, 1644, 17947, 35894, 53841, 71788, 107682, 215364]

約数ペア:

[(1, 215364), (2, 107682), (3, 71788), (4, 53841), (6, 35894), (12, 17947), (131, 1644), (137, 1572), (262, 822), (274, 786), (393, 548), (411, 524)]