18153195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 30984768

約数和(自身を除く): 12831573

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 257, 277, 771, 831, 1285, 1385, 3855, 4155, 4369, 4709, 13107, 14127, 21845, 23545, 65535, 70635, 71189, 213567, 355945, 1067835, 1210213, 3630639, 6051065, 18153195]

約数ペア:

[(1, 18153195), (3, 6051065), (5, 3630639), (15, 1210213), (17, 1067835), (51, 355945), (85, 213567), (255, 71189), (257, 70635), (277, 65535), (771, 23545), (831, 21845), (1285, 14127), (1385, 13107), (3855, 4709), (4155, 4369)]