168431285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 225396864

約数和(自身を除く): 56965579

約数列:

[1, 5, 11, 55, 97, 131, 241, 485, 655, 1067, 1205, 1441, 2651, 5335, 7205, 12707, 13255, 23377, 31571, 63535, 116885, 139777, 157855, 257147, 347281, 698885, 1285735, 1736405, 3062387, 15311935, 33686257, 168431285]

約数ペア:

[(1, 168431285), (5, 33686257), (11, 15311935), (55, 3062387), (97, 1736405), (131, 1285735), (241, 698885), (485, 347281), (655, 257147), (1067, 157855), (1205, 139777), (1441, 116885), (2651, 63535), (5335, 31571), (7205, 23377), (12707, 13255)]