291245838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{44987}}^1$

素因数の和:45088

約数の個数: 32

約数和(自身を含む): 634870656

約数和(自身を除く): 343624818

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 166, 249, 498, 1079, 2158, 3237, 6474, 44987, 89974, 134961, 269922, 584831, 1169662, 1754493, 3508986, 3733921, 7467842, 11201763, 22403526, 48540973, 97081946, 145622919, 291245838]

約数ペア:

[(1, 291245838), (2, 145622919), (3, 97081946), (6, 48540973), (13, 22403526), (26, 11201763), (39, 7467842), (78, 3733921), (83, 3508986), (166, 1754493), (249, 1169662), (498, 584831), (1079, 269922), (2158, 134961), (3237, 89974), (6474, 44987)]