156209427

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{143443}}^1$

素因数の和:143471

約数の個数: 18

約数和(自身を含む): 248014676

約数和(自身を除く): 91805249

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 143443, 430329, 1290987, 1577873, 4733619, 14200857, 17356603, 52069809, 156209427]

約数ペア:

[(1, 156209427), (3, 52069809), (9, 17356603), (11, 14200857), (33, 4733619), (99, 1577873), (121, 1290987), (363, 430329), (1089, 143443)]