238904421

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{160231}}^1$

素因数の和:160312

約数の個数: 16

約数和(自身を含む): 369174528

約数和(自身を除く): 130270107

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 160231, 480693, 1121617, 3364851, 11376401, 34129203, 79634807, 238904421]

約数ペア:

[(1, 238904421), (3, 79634807), (7, 34129203), (21, 11376401), (71, 3364851), (213, 1121617), (497, 480693), (1491, 160231)]