28239796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3907}}^1$

素因数の和:4063

約数の個数: 24

約数和(自身を含む): 53617760

約数和(自身を除く): 25377964

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 3907, 7228, 7814, 15628, 50791, 101582, 203164, 543073, 1086146, 2172292, 7059949, 14119898, 28239796]

約数ペア:

[(1, 28239796), (2, 14119898), (4, 7059949), (13, 2172292), (26, 1086146), (52, 543073), (139, 203164), (278, 101582), (556, 50791), (1807, 15628), (3614, 7814), (3907, 7228)]