153886131

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{51971}}^1$

素因数の和:52031

約数の個数: 24

約数和(自身を含む): 259444224

約数和(自身を除く): 105558093

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 51971, 155913, 363797, 467739, 1091391, 2442637, 3274173, 7327911, 17098459, 21983733, 51295377, 153886131]

約数ペア:

[(1, 153886131), (3, 51295377), (7, 21983733), (9, 17098459), (21, 7327911), (47, 3274173), (63, 2442637), (141, 1091391), (329, 467739), (423, 363797), (987, 155913), (2961, 51971)]