42989642

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2821

約数の個数: 16

約数和(自身を含む): 66074400

約数和(自身を除く): 23084758

約数列:

[1, 2, 59, 118, 139, 278, 2621, 5242, 8201, 16402, 154639, 309278, 364319, 728638, 21494821, 42989642]

約数ペア:

[(1, 42989642), (2, 21494821), (59, 728638), (118, 364319), (139, 309278), (278, 154639), (2621, 16402), (5242, 8201)]