72437337

素因数分解:

$3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1979}}^1$

素因数の和:2082

約数の個数: 36

約数和(自身を含む): 123243120

約数和(自身を除く): 50805783

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 441, 581, 747, 1743, 1979, 4067, 5229, 5937, 12201, 13853, 17811, 36603, 41559, 96971, 124677, 164257, 290913, 492771, 872739, 1149799, 1478313, 3449397, 8048593, 10348191, 24145779, 72437337]

約数ペア:

[(1, 72437337), (3, 24145779), (7, 10348191), (9, 8048593), (21, 3449397), (49, 1478313), (63, 1149799), (83, 872739), (147, 492771), (249, 290913), (441, 164257), (581, 124677), (747, 96971), (1743, 41559), (1979, 36603), (4067, 17811), (5229, 13853), (5937, 12201)]