40728597

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{773}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 67269888

約数和(自身を除く): 26541291

約数列:

[1, 3, 7, 13, 21, 39, 91, 193, 273, 579, 773, 1351, 2319, 2509, 4053, 5411, 7527, 10049, 16233, 17563, 30147, 52689, 70343, 149189, 211029, 447567, 1044323, 1939457, 3132969, 5818371, 13576199, 40728597]

約数ペア:

[(1, 40728597), (3, 13576199), (7, 5818371), (13, 3132969), (21, 1939457), (39, 1044323), (91, 447567), (193, 211029), (273, 149189), (579, 70343), (773, 52689), (1351, 30147), (2319, 17563), (2509, 16233), (4053, 10049), (5411, 7527)]