231363909

素因数分解:

$3^2\times 7^1\times {\mathrm{907}}^1\times {\mathrm{4049}}^1$

素因数の和:4969

約数の個数: 24

約数和(自身を含む): 382449600

約数和(自身を除く): 151085691

約数列:

[1, 3, 7, 9, 21, 63, 907, 2721, 4049, 6349, 8163, 12147, 19047, 28343, 36441, 57141, 85029, 255087, 3672443, 11017329, 25707101, 33051987, 77121303, 231363909]

約数ペア:

[(1, 231363909), (3, 77121303), (7, 33051987), (9, 25707101), (21, 11017329), (63, 3672443), (907, 255087), (2721, 85029), (4049, 57141), (6349, 36441), (8163, 28343), (12147, 19047)]