28109145

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{19319}}^1$

素因数の和:19424

約数の個数: 16

約数和(自身を含む): 45440640

約数和(自身を除く): 17331495

約数列:

[1, 3, 5, 15, 97, 291, 485, 1455, 19319, 57957, 96595, 289785, 1873943, 5621829, 9369715, 28109145]

約数ペア:

[(1, 28109145), (3, 9369715), (5, 5621829), (15, 1873943), (97, 289785), (291, 96595), (485, 57957), (1455, 19319)]