655122390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1679801}}^1$

素因数の和:1679824

約数の個数: 32

約数和(自身を含む): 1693240416

約数和(自身を除く): 1038118026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1679801, 3359602, 5039403, 8399005, 10078806, 16798010, 21837413, 25197015, 43674826, 50394030, 65512239, 109187065, 131024478, 218374130, 327561195, 655122390]

約数ペア:

[(1, 655122390), (2, 327561195), (3, 218374130), (5, 131024478), (6, 109187065), (10, 65512239), (13, 50394030), (15, 43674826), (26, 25197015), (30, 21837413), (39, 16798010), (65, 10078806), (78, 8399005), (130, 5039403), (195, 3359602), (390, 1679801)]