209716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 409640

約数和(自身を除く): 199924

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 109, 148, 218, 436, 481, 962, 1417, 1924, 2834, 4033, 5668, 8066, 16132, 52429, 104858, 209716]

約数ペア:

[(1, 209716), (2, 104858), (4, 52429), (13, 16132), (26, 8066), (37, 5668), (52, 4033), (74, 2834), (109, 1924), (148, 1417), (218, 962), (436, 481)]