72759921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 107627520

約数和(自身を除く): 34867599

約数列:

[1, 3, 13, 39, 59, 103, 177, 307, 309, 767, 921, 1339, 2301, 3991, 4017, 6077, 11973, 18113, 18231, 31621, 54339, 79001, 94863, 235469, 237003, 411073, 706407, 1233219, 1865639, 5596917, 24253307, 72759921]

約数ペア:

[(1, 72759921), (3, 24253307), (13, 5596917), (39, 1865639), (59, 1233219), (103, 706407), (177, 411073), (307, 237003), (309, 235469), (767, 94863), (921, 79001), (1339, 54339), (2301, 31621), (3991, 18231), (4017, 18113), (6077, 11973)]