397066535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{20399}}^1$

素因数の和:20650

約数の個数: 16

約数和(自身を含む): 506736000

約数和(自身を除く): 109669465

約数列:

[1, 5, 17, 85, 229, 1145, 3893, 19465, 20399, 101995, 346783, 1733915, 4671371, 23356855, 79413307, 397066535]

約数ペア:

[(1, 397066535), (5, 79413307), (17, 23356855), (85, 4671371), (229, 1733915), (1145, 346783), (3893, 101995), (19465, 20399)]