643692894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{36037}}^1$

素因数の和:36284

約数の個数: 32

約数和(自身を含む): 1392508320

約数和(自身を除く): 748815426

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1374, 2977, 5954, 8931, 17862, 36037, 72074, 108111, 216222, 468481, 936962, 1405443, 2810886, 8252473, 16504946, 24757419, 49514838, 107282149, 214564298, 321846447, 643692894]

約数ペア:

[(1, 643692894), (2, 321846447), (3, 214564298), (6, 107282149), (13, 49514838), (26, 24757419), (39, 16504946), (78, 8252473), (229, 2810886), (458, 1405443), (687, 936962), (1374, 468481), (2977, 216222), (5954, 108111), (8931, 72074), (17862, 36037)]