28319555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 39426048

約数和(自身を除く): 11106493

約数列:

[1, 5, 11, 23, 55, 61, 115, 253, 305, 367, 671, 1265, 1403, 1835, 3355, 4037, 7015, 8441, 15433, 20185, 22387, 42205, 77165, 92851, 111935, 246257, 464255, 514901, 1231285, 2574505, 5663911, 28319555]

約数ペア:

[(1, 28319555), (5, 5663911), (11, 2574505), (23, 1231285), (55, 514901), (61, 464255), (115, 246257), (253, 111935), (305, 92851), (367, 77165), (671, 42205), (1265, 22387), (1403, 20185), (1835, 15433), (3355, 8441), (4037, 7015)]