9090458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 15434496

約数和(自身を除く): 6344038

約数列:

[1, 2, 13, 26, 43, 47, 86, 94, 173, 346, 559, 611, 1118, 1222, 2021, 2249, 4042, 4498, 7439, 8131, 14878, 16262, 26273, 52546, 96707, 105703, 193414, 211406, 349633, 699266, 4545229, 9090458]

約数ペア:

[(1, 9090458), (2, 4545229), (13, 699266), (26, 349633), (43, 211406), (47, 193414), (86, 105703), (94, 96707), (173, 52546), (346, 26273), (559, 16262), (611, 14878), (1118, 8131), (1222, 7439), (2021, 4498), (2249, 4042)]