7977492

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 21621600

約数和(自身を除く): 13644108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 109, 114, 171, 214, 218, 228, 321, 327, 342, 428, 436, 642, 654, 684, 963, 981, 1284, 1308, 1926, 1962, 2033, 2071, 3852, 3924, 4066, 4142, 6099, 6213, 8132, 8284, 11663, 12198, 12426, 18297, 18639, 23326, 24396, 24852, 34989, 36594, 37278, 46652, 69978, 73188, 74556, 104967, 139956, 209934, 221597, 419868, 443194, 664791, 886388, 1329582, 1994373, 2659164, 3988746, 7977492]

約数ペア:

[(1, 7977492), (2, 3988746), (3, 2659164), (4, 1994373), (6, 1329582), (9, 886388), (12, 664791), (18, 443194), (19, 419868), (36, 221597), (38, 209934), (57, 139956), (76, 104967), (107, 74556), (109, 73188), (114, 69978), (171, 46652), (214, 37278), (218, 36594), (228, 34989), (321, 24852), (327, 24396), (342, 23326), (428, 18639), (436, 18297), (642, 12426), (654, 12198), (684, 11663), (963, 8284), (981, 8132), (1284, 6213), (1308, 6099), (1926, 4142), (1962, 4066), (2033, 3924), (2071, 3852)]