206551005

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{523}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 335477376

約数和(自身を除く): 128926371

約数列:

[1, 3, 5, 15, 113, 233, 339, 523, 565, 699, 1165, 1569, 1695, 2615, 3495, 7845, 26329, 59099, 78987, 121859, 131645, 177297, 295495, 365577, 394935, 609295, 886485, 1827885, 13770067, 41310201, 68850335, 206551005]

約数ペア:

[(1, 206551005), (3, 68850335), (5, 41310201), (15, 13770067), (113, 1827885), (233, 886485), (339, 609295), (523, 394935), (565, 365577), (699, 295495), (1165, 177297), (1569, 131645), (1695, 121859), (2615, 78987), (3495, 59099), (7845, 26329)]