218258508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3187}}^1$

素因数の和:3646

約数の個数: 48

約数和(自身を含む): 549866240

約数和(自身を除く): 331607732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 439, 878, 1317, 1756, 2634, 3187, 5268, 5707, 6374, 9561, 11414, 12748, 17121, 19122, 22828, 34242, 38244, 41431, 68484, 82862, 124293, 165724, 248586, 497172, 1399093, 2798186, 4197279, 5596372, 8394558, 16789116, 18188209, 36376418, 54564627, 72752836, 109129254, 218258508]

約数ペア:

[(1, 218258508), (2, 109129254), (3, 72752836), (4, 54564627), (6, 36376418), (12, 18188209), (13, 16789116), (26, 8394558), (39, 5596372), (52, 4197279), (78, 2798186), (156, 1399093), (439, 497172), (878, 248586), (1317, 165724), (1756, 124293), (2634, 82862), (3187, 68484), (5268, 41431), (5707, 38244), (6374, 34242), (9561, 22828), (11414, 19122), (12748, 17121)]