139215438

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{18371}}^1$

素因数の和:18800

約数の個数: 24

約数和(自身を含む): 302366376

約数和(自身を除く): 163150938

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 3789, 7578, 18371, 36742, 55113, 110226, 165339, 330678, 7734191, 15468382, 23202573, 46405146, 69607719, 139215438]

約数ペア:

[(1, 139215438), (2, 69607719), (3, 46405146), (6, 23202573), (9, 15468382), (18, 7734191), (421, 330678), (842, 165339), (1263, 110226), (2526, 55113), (3789, 36742), (7578, 18371)]