291277827

素因数分解:

$3^2\times {\mathrm{29}}^3\times {\mathrm{1327}}^1$

素因数の和:1420

約数の個数: 24

約数和(自身を含む): 436088640

約数和(自身を除く): 144810813

約数列:

[1, 3, 9, 29, 87, 261, 841, 1327, 2523, 3981, 7569, 11943, 24389, 38483, 73167, 115449, 219501, 346347, 1116007, 3348021, 10044063, 32364203, 97092609, 291277827]

約数ペア:

[(1, 291277827), (3, 97092609), (9, 32364203), (29, 10044063), (87, 3348021), (261, 1116007), (841, 346347), (1327, 219501), (2523, 115449), (3981, 73167), (7569, 38483), (11943, 24389)]