289849209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{140227}}^1$

素因数の和:140296

約数の個数: 16

約数和(自身を含む): 424049472

約数和(自身を除く): 134200263

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 140227, 420681, 1822951, 5468853, 7432031, 22296093, 96616403, 289849209]

約数ペア:

[(1, 289849209), (3, 96616403), (13, 22296093), (39, 7432031), (53, 5468853), (159, 1822951), (689, 420681), (2067, 140227)]