813309741

素因数分解:

$3^4\times {\mathrm{1579}}^1\times {\mathrm{6359}}^1$

素因数の和:7950

約数の個数: 20

約数和(自身を含む): 1215904800

約数和(自身を除く): 402595059

約数列:

[1, 3, 9, 27, 81, 1579, 4737, 6359, 14211, 19077, 42633, 57231, 127899, 171693, 515079, 10040861, 30122583, 90367749, 271103247, 813309741]

約数ペア:

[(1, 813309741), (3, 271103247), (9, 90367749), (27, 30122583), (81, 10040861), (1579, 515079), (4737, 171693), (6359, 127899), (14211, 57231), (19077, 42633)]