247256828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{679277}}^1$

素因数の和:679301

約数の個数: 24

約数和(自身を含む): 532553952

約数和(自身を除く): 285297124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 679277, 1358554, 2717108, 4754939, 8830601, 9509878, 17661202, 19019756, 35322404, 61814207, 123628414, 247256828]

約数ペア:

[(1, 247256828), (2, 123628414), (4, 61814207), (7, 35322404), (13, 19019756), (14, 17661202), (26, 9509878), (28, 8830601), (52, 4754939), (91, 2717108), (182, 1358554), (364, 679277)]