27981396

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{2671}}^1$

素因数の和:2781

約数の個数: 48

約数和(自身を含む): 73319680

約数和(自身を除く): 45338284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 2619, 2671, 3492, 5238, 5342, 8013, 10476, 10684, 16026, 24039, 32052, 48078, 72117, 96156, 144234, 259087, 288468, 518174, 777261, 1036348, 1554522, 2331783, 3109044, 4663566, 6995349, 9327132, 13990698, 27981396]

約数ペア:

[(1, 27981396), (2, 13990698), (3, 9327132), (4, 6995349), (6, 4663566), (9, 3109044), (12, 2331783), (18, 1554522), (27, 1036348), (36, 777261), (54, 518174), (97, 288468), (108, 259087), (194, 144234), (291, 96156), (388, 72117), (582, 48078), (873, 32052), (1164, 24039), (1746, 16026), (2619, 10684), (2671, 10476), (3492, 8013), (5238, 5342)]