2155188045

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1\times {\mathrm{2777}}^1$

素因数の和:4485

約数の個数: 32

約数和(自身を含む): 3562951680

約数和(自身を除く): 1407763635

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 1669, 2777, 5007, 8331, 8345, 13885, 25035, 41655, 51739, 86087, 155217, 258261, 258695, 430435, 776085, 1291305, 4634813, 13904439, 23174065, 69522195, 143679203, 431037609, 718396015, 2155188045]

約数ペア:

[(1, 2155188045), (3, 718396015), (5, 431037609), (15, 143679203), (31, 69522195), (93, 23174065), (155, 13904439), (465, 4634813), (1669, 1291305), (2777, 776085), (5007, 430435), (8331, 258695), (8345, 258261), (13885, 155217), (25035, 86087), (41655, 51739)]