28405078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{18517}}^1$

素因数の和:18591

約数の個数: 16

約数和(自身を含む): 46665360

約数和(自身を除く): 18260282

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 18517, 37034, 240721, 481442, 1092503, 2185006, 14202539, 28405078]

約数ペア:

[(1, 28405078), (2, 14202539), (13, 2185006), (26, 1092503), (59, 481442), (118, 240721), (767, 37034), (1534, 18517)]