78872145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1777}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 138257280

約数和(自身を除く): 59385135

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 269, 807, 1345, 1777, 2959, 4035, 5331, 8877, 8885, 14795, 19547, 26655, 44385, 58641, 97735, 293205, 478013, 1434039, 2390065, 5258143, 7170195, 15774429, 26290715, 78872145]

約数ペア:

[(1, 78872145), (3, 26290715), (5, 15774429), (11, 7170195), (15, 5258143), (33, 2390065), (55, 1434039), (165, 478013), (269, 293205), (807, 97735), (1345, 58641), (1777, 44385), (2959, 26655), (4035, 19547), (5331, 14795), (8877, 8885)]