17387415

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8221}}^1$

素因数の和:8279

約数の個数: 24

約数和(自身を含む): 30783168

約数和(自身を除く): 13395753

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8221, 24663, 41105, 73989, 123315, 369945, 386387, 1159161, 1931935, 3477483, 5795805, 17387415]

約数ペア:

[(1, 17387415), (3, 5795805), (5, 3477483), (9, 1931935), (15, 1159161), (45, 386387), (47, 369945), (141, 123315), (235, 73989), (423, 41105), (705, 24663), (2115, 8221)]