1238049117

素因数分解:

$3^4\times {\mathrm{821}}^1\times {\mathrm{18617}}^1$

素因数の和:19450

約数の個数: 20

約数和(自身を含む): 1851783516

約数和(自身を除く): 613734399

約数列:

[1, 3, 9, 27, 81, 821, 2463, 7389, 18617, 22167, 55851, 66501, 167553, 502659, 1507977, 15284557, 45853671, 137561013, 412683039, 1238049117]

約数ペア:

[(1, 1238049117), (3, 412683039), (9, 137561013), (27, 45853671), (81, 15284557), (821, 1507977), (2463, 502659), (7389, 167553), (18617, 66501), (22167, 55851)]