221459042

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1063}}^1$

素因数の和:1742

約数の個数: 32

約数和(自身を含む): 397135872

約数和(自身を除く): 175676830

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 647, 1063, 1294, 2126, 4529, 7441, 9058, 14881, 14882, 24449, 29762, 48898, 104167, 171143, 208334, 342286, 687761, 1375522, 4814327, 9628654, 15818503, 31637006, 110729521, 221459042]

約数ペア:

[(1, 221459042), (2, 110729521), (7, 31637006), (14, 15818503), (23, 9628654), (46, 4814327), (161, 1375522), (322, 687761), (647, 342286), (1063, 208334), (1294, 171143), (2126, 104167), (4529, 48898), (7441, 29762), (9058, 24449), (14881, 14882)]