208721772

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{13147}}^1$

素因数の和:13177

約数の個数: 90

約数和(自身を含む): 634772292

約数和(自身を除く): 426050520

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 13147, 15876, 26294, 39441, 52588, 78882, 92029, 118323, 157764, 184058, 236646, 276087, 354969, 368116, 473292, 552174, 644203, 709938, 828261, 1064907, 1104348, 1288406, 1419876, 1656522, 1932609, 2129814, 2484783, 2576812, 3313044, 3865218, 4259628, 4969566, 5797827, 7454349, 7730436, 9939132, 11595654, 14908698, 17393481, 23191308, 29817396, 34786962, 52180443, 69573924, 104360886, 208721772]

約数ペア:

[(1, 208721772), (2, 104360886), (3, 69573924), (4, 52180443), (6, 34786962), (7, 29817396), (9, 23191308), (12, 17393481), (14, 14908698), (18, 11595654), (21, 9939132), (27, 7730436), (28, 7454349), (36, 5797827), (42, 4969566), (49, 4259628), (54, 3865218), (63, 3313044), (81, 2576812), (84, 2484783), (98, 2129814), (108, 1932609), (126, 1656522), (147, 1419876), (162, 1288406), (189, 1104348), (196, 1064907), (252, 828261), (294, 709938), (324, 644203), (378, 552174), (441, 473292), (567, 368116), (588, 354969), (756, 276087), (882, 236646), (1134, 184058), (1323, 157764), (1764, 118323), (2268, 92029), (2646, 78882), (3969, 52588), (5292, 39441), (7938, 26294), (13147, 15876)]