40448499

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 26321421

約数列:

[1, 3, 7, 13, 21, 39, 91, 229, 273, 647, 687, 1603, 1941, 2977, 4529, 4809, 8411, 8931, 13587, 20839, 25233, 58877, 62517, 148163, 176631, 444489, 1037141, 1926119, 3111423, 5778357, 13482833, 40448499]

約数ペア:

[(1, 40448499), (3, 13482833), (7, 5778357), (13, 3111423), (21, 1926119), (39, 1037141), (91, 444489), (229, 176631), (273, 148163), (647, 62517), (687, 58877), (1603, 25233), (1941, 20839), (2977, 13587), (4529, 8931), (4809, 8411)]