399133065

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{7151}}^1$

素因数の和:7281

約数の個数: 24

約数和(自身を含む): 649344384

約数和(自身を除く): 250211319

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 3721, 7151, 11163, 18605, 21453, 35755, 55815, 107265, 436211, 1308633, 2181055, 6543165, 26608871, 79826613, 133044355, 399133065]

約数ペア:

[(1, 399133065), (3, 133044355), (5, 79826613), (15, 26608871), (61, 6543165), (183, 2181055), (305, 1308633), (915, 436211), (3721, 107265), (7151, 55815), (11163, 35755), (18605, 21453)]