28579914

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 72783360

約数和(自身を除く): 44203446

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 71, 99, 107, 114, 142, 171, 198, 209, 213, 214, 321, 342, 418, 426, 627, 639, 642, 781, 963, 1177, 1254, 1278, 1349, 1562, 1881, 1926, 2033, 2343, 2354, 2698, 3531, 3762, 4047, 4066, 4686, 6099, 7029, 7062, 7597, 8094, 10593, 12141, 12198, 14058, 14839, 15194, 18297, 21186, 22363, 22791, 24282, 29678, 36594, 44517, 44726, 45582, 67089, 68373, 83567, 89034, 133551, 134178, 136746, 144343, 167134, 201267, 250701, 267102, 288686, 402534, 433029, 501402, 752103, 866058, 1299087, 1504206, 1587773, 2598174, 3175546, 4763319, 9526638, 14289957, 28579914]

約数ペア:

[(1, 28579914), (2, 14289957), (3, 9526638), (6, 4763319), (9, 3175546), (11, 2598174), (18, 1587773), (19, 1504206), (22, 1299087), (33, 866058), (38, 752103), (57, 501402), (66, 433029), (71, 402534), (99, 288686), (107, 267102), (114, 250701), (142, 201267), (171, 167134), (198, 144343), (209, 136746), (213, 134178), (214, 133551), (321, 89034), (342, 83567), (418, 68373), (426, 67089), (627, 45582), (639, 44726), (642, 44517), (781, 36594), (963, 29678), (1177, 24282), (1254, 22791), (1278, 22363), (1349, 21186), (1562, 18297), (1881, 15194), (1926, 14839), (2033, 14058), (2343, 12198), (2354, 12141), (2698, 10593), (3531, 8094), (3762, 7597), (4047, 7062), (4066, 7029), (4686, 6099)]