63191331

素因数分解:

$3^2\times 7^2\times {\mathrm{143291}}^1$

素因数の和:143311

約数の個数: 18

約数和(自身を含む): 106179372

約数和(自身を除く): 42988041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 143291, 429873, 1003037, 1289619, 3009111, 7021259, 9027333, 21063777, 63191331]

約数ペア:

[(1, 63191331), (3, 21063777), (7, 9027333), (9, 7021259), (21, 3009111), (49, 1289619), (63, 1003037), (147, 429873), (441, 143291)]