42666845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1523}}^1$

素因数の和:1972

約数の個数: 16

約数和(自身を含む): 55302912

約数和(自身を除く): 12636067

約数列:

[1, 5, 13, 65, 431, 1523, 2155, 5603, 7615, 19799, 28015, 98995, 656413, 3282065, 8533369, 42666845]

約数ペア:

[(1, 42666845), (5, 8533369), (13, 3282065), (65, 656413), (431, 98995), (1523, 28015), (2155, 19799), (5603, 7615)]