42768215

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 60480000

約数和(自身を除く): 17711785

約数列:

[1, 5, 7, 35, 59, 139, 149, 295, 413, 695, 745, 973, 1043, 2065, 4865, 5215, 8201, 8791, 20711, 41005, 43955, 57407, 61537, 103555, 144977, 287035, 307685, 724885, 1221949, 6109745, 8553643, 42768215]

約数ペア:

[(1, 42768215), (5, 8553643), (7, 6109745), (35, 1221949), (59, 724885), (139, 307685), (149, 287035), (295, 144977), (413, 103555), (695, 61537), (745, 57407), (973, 43955), (1043, 41005), (2065, 20711), (4865, 8791), (5215, 8201)]