13751451

素因数分解:

$3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 23851520

約数和(自身を除く): 10100069

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 189, 237, 307, 553, 567, 711, 921, 1659, 2133, 2149, 2763, 4977, 6399, 6447, 8289, 14931, 19341, 24253, 24867, 44793, 58023, 72759, 169771, 174069, 218277, 509313, 654831, 1527939, 1964493, 4583817, 13751451]

約数ペア:

[(1, 13751451), (3, 4583817), (7, 1964493), (9, 1527939), (21, 654831), (27, 509313), (63, 218277), (79, 174069), (81, 169771), (189, 72759), (237, 58023), (307, 44793), (553, 24867), (567, 24253), (711, 19341), (921, 14931), (1659, 8289), (2133, 6447), (2149, 6399), (2763, 4977)]