418556398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 684432000

約数和(自身を除く): 265875602

約数列:

[1, 2, 13, 26, 193, 239, 349, 386, 478, 698, 2509, 3107, 4537, 5018, 6214, 9074, 46127, 67357, 83411, 92254, 134714, 166822, 599651, 875641, 1084343, 1199302, 1751282, 2168686, 16098323, 32196646, 209278199, 418556398]

約数ペア:

[(1, 418556398), (2, 209278199), (13, 32196646), (26, 16098323), (193, 2168686), (239, 1751282), (349, 1199302), (386, 1084343), (478, 875641), (698, 599651), (2509, 166822), (3107, 134714), (4537, 92254), (5018, 83411), (6214, 67357), (9074, 46127)]