420171358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{74209}}^1$

素因数の和:74379

約数の個数: 16

約数和(自身を含む): 667890000

約数和(自身を除く): 247718642

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 74209, 148418, 1409971, 2819942, 11057141, 22114282, 210085679, 420171358]

約数ペア:

[(1, 420171358), (2, 210085679), (19, 22114282), (38, 11057141), (149, 2819942), (298, 1409971), (2831, 148418), (5662, 74209)]