17854551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13873}}^1$

素因数の和:13903

約数の個数: 24

約数和(自身を含む): 30300816

約数和(自身を除く): 12446265

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 13873, 41619, 124857, 152603, 180349, 457809, 541047, 1373427, 1623141, 1983839, 5951517, 17854551]

約数ペア:

[(1, 17854551), (3, 5951517), (9, 1983839), (11, 1623141), (13, 1373427), (33, 541047), (39, 457809), (99, 180349), (117, 152603), (143, 124857), (429, 41619), (1287, 13873)]