201420849

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 312606720

約数和(自身を除く): 111185871

約数列:

[1, 3, 7, 21, 79, 237, 317, 383, 553, 951, 1149, 1659, 2219, 2681, 6657, 8043, 25043, 30257, 75129, 90771, 121411, 175301, 211799, 364233, 525903, 635397, 849877, 2549631, 9591469, 28774407, 67140283, 201420849]

約数ペア:

[(1, 201420849), (3, 67140283), (7, 28774407), (21, 9591469), (79, 2549631), (237, 849877), (317, 635397), (383, 525903), (553, 364233), (951, 211799), (1149, 175301), (1659, 121411), (2219, 90771), (2681, 75129), (6657, 30257), (8043, 25043)]