137751921

素因数分解:

$3^4\times {\mathrm{401}}^1\times {\mathrm{4241}}^1$

素因数の和:4654

約数の個数: 20

約数和(自身を含む): 206339364

約数和(自身を除く): 68587443

約数列:

[1, 3, 9, 27, 81, 401, 1203, 3609, 4241, 10827, 12723, 32481, 38169, 114507, 343521, 1700641, 5101923, 15305769, 45917307, 137751921]

約数ペア:

[(1, 137751921), (3, 45917307), (9, 15305769), (27, 5101923), (81, 1700641), (401, 343521), (1203, 114507), (3609, 38169), (4241, 32481), (10827, 12723)]