201890626

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 351786240

約数和(自身を除く): 149895614

約数列:

[1, 2, 7, 14, 89, 178, 311, 521, 622, 623, 1042, 1246, 2177, 3647, 4354, 7294, 27679, 46369, 55358, 92738, 162031, 193753, 324062, 324583, 387506, 649166, 1134217, 2268434, 14420759, 28841518, 100945313, 201890626]

約数ペア:

[(1, 201890626), (2, 100945313), (7, 28841518), (14, 14420759), (89, 2268434), (178, 1134217), (311, 649166), (521, 387506), (622, 324583), (623, 324062), (1042, 193753), (1246, 162031), (2177, 92738), (3647, 55358), (4354, 46369), (7294, 27679)]