40389354

素因数分解:

$2^1\times 3^4\times {\mathrm{249317}}^1$

素因数の和:249331

約数の個数: 20

約数和(自身を含む): 90502434

約数和(自身を除く): 50113080

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 249317, 498634, 747951, 1495902, 2243853, 4487706, 6731559, 13463118, 20194677, 40389354]

約数ペア:

[(1, 40389354), (2, 20194677), (3, 13463118), (6, 6731559), (9, 4487706), (18, 2243853), (27, 1495902), (54, 747951), (81, 498634), (162, 249317)]