166357919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 217319424

約数和(自身を除く): 50961505

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1303, 1403, 2093, 5551, 9121, 9821, 16939, 18239, 29969, 79483, 118573, 127673, 209783, 389597, 556381, 1033279, 1828109, 2727179, 7232953, 12796763, 23765417, 166357919]

約数ペア:

[(1, 166357919), (7, 23765417), (13, 12796763), (23, 7232953), (61, 2727179), (91, 1828109), (161, 1033279), (299, 556381), (427, 389597), (793, 209783), (1303, 127673), (1403, 118573), (2093, 79483), (5551, 29969), (9121, 18239), (9821, 16939)]