72018037

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 97413120

約数和(自身を除く): 25395083

約数列:

[1, 7, 13, 19, 23, 91, 133, 161, 247, 299, 437, 1729, 1811, 2093, 3059, 5681, 12677, 23543, 34409, 39767, 41653, 164801, 240863, 291571, 447317, 541489, 791407, 3131219, 3790423, 5539849, 10288291, 72018037]

約数ペア:

[(1, 72018037), (7, 10288291), (13, 5539849), (19, 3790423), (23, 3131219), (91, 791407), (133, 541489), (161, 447317), (247, 291571), (299, 240863), (437, 164801), (1729, 41653), (1811, 39767), (2093, 34409), (3059, 23543), (5681, 12677)]