1289715839

素因数分解:

${\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{4423}}^1$

素因数の和:4694

約数の個数: 16

約数和(自身を含む): 1380288000

約数和(自身を除く): 90572161

約数列:

[1, 19, 103, 149, 1957, 2831, 4423, 15347, 84037, 291593, 455569, 659027, 8655811, 12521513, 67879781, 1289715839]

約数ペア:

[(1, 1289715839), (19, 67879781), (103, 12521513), (149, 8655811), (1957, 659027), (2831, 455569), (4423, 291593), (15347, 84037)]