142729209

素因数分解:

$3^5\times 7^2\times {\mathrm{11987}}^1$

素因数の和:12016

約数の個数: 36

約数和(自身を含む): 248727024

約数和(自身を除く): 105997815

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 11987, 35961, 83909, 107883, 251727, 323649, 587363, 755181, 970947, 1762089, 2265543, 2912841, 5286267, 6796629, 15858801, 20389887, 47576403, 142729209]

約数ペア:

[(1, 142729209), (3, 47576403), (7, 20389887), (9, 15858801), (21, 6796629), (27, 5286267), (49, 2912841), (63, 2265543), (81, 1762089), (147, 970947), (189, 755181), (243, 587363), (441, 323649), (567, 251727), (1323, 107883), (1701, 83909), (3969, 35961), (11907, 11987)]