245887731

素因数分解:

$3^4\times {\mathrm{601}}^1\times {\mathrm{5051}}^1$

素因数の和:5664

約数の個数: 20

約数和(自身を含む): 367997784

約数和(自身を除く): 122110053

約数列:

[1, 3, 9, 27, 81, 601, 1803, 5051, 5409, 15153, 16227, 45459, 48681, 136377, 409131, 3035651, 9106953, 27320859, 81962577, 245887731]

約数ペア:

[(1, 245887731), (3, 81962577), (9, 27320859), (27, 9106953), (81, 3035651), (601, 409131), (1803, 136377), (5051, 48681), (5409, 45459), (15153, 16227)]