289046635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 378224640

約数和(自身を除く): 89178005

約数列:

[1, 5, 23, 31, 89, 115, 155, 445, 713, 911, 2047, 2759, 3565, 4555, 10235, 13795, 20953, 28241, 63457, 81079, 104765, 141205, 317285, 405395, 649543, 1864817, 2513449, 3247715, 9324085, 12567245, 57809327, 289046635]

約数ペア:

[(1, 289046635), (5, 57809327), (23, 12567245), (31, 9324085), (89, 3247715), (115, 2513449), (155, 1864817), (445, 649543), (713, 405395), (911, 317285), (2047, 141205), (2759, 104765), (3565, 81079), (4555, 63457), (10235, 28241), (13795, 20953)]