27857268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 74911200

約数和(自身を除く): 47053932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 139, 171, 228, 278, 293, 342, 417, 556, 586, 684, 834, 879, 1172, 1251, 1668, 1758, 2502, 2637, 2641, 3516, 5004, 5274, 5282, 5567, 7923, 10548, 10564, 11134, 15846, 16701, 22268, 23769, 31692, 33402, 40727, 47538, 50103, 66804, 81454, 95076, 100206, 122181, 162908, 200412, 244362, 366543, 488724, 733086, 773813, 1466172, 1547626, 2321439, 3095252, 4642878, 6964317, 9285756, 13928634, 27857268]

約数ペア:

[(1, 27857268), (2, 13928634), (3, 9285756), (4, 6964317), (6, 4642878), (9, 3095252), (12, 2321439), (18, 1547626), (19, 1466172), (36, 773813), (38, 733086), (57, 488724), (76, 366543), (114, 244362), (139, 200412), (171, 162908), (228, 122181), (278, 100206), (293, 95076), (342, 81454), (417, 66804), (556, 50103), (586, 47538), (684, 40727), (834, 33402), (879, 31692), (1172, 23769), (1251, 22268), (1668, 16701), (1758, 15846), (2502, 11134), (2637, 10564), (2641, 10548), (3516, 7923), (5004, 5567), (5274, 5282)]