72639909

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{5939}}^1$

素因数の和:6102

約数の個数: 20

約数和(自身を含む): 109248480

約数和(自身を除く): 36608571

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 5939, 12231, 17817, 53451, 160353, 481059, 896789, 2690367, 8071101, 24213303, 72639909]

約数ペア:

[(1, 72639909), (3, 24213303), (9, 8071101), (27, 2690367), (81, 896789), (151, 481059), (453, 160353), (1359, 53451), (4077, 17817), (5939, 12231)]