66591565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7043}}^1$

素因数の和:7140

約数の個数: 16

約数和(自身を含む): 83851776

約数和(自身を除く): 17260211

約数列:

[1, 5, 31, 61, 155, 305, 1891, 7043, 9455, 35215, 218333, 429623, 1091665, 2148115, 13318313, 66591565]

約数ペア:

[(1, 66591565), (5, 13318313), (31, 2148115), (61, 1091665), (155, 429623), (305, 218333), (1891, 35215), (7043, 9455)]