28500836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 65177280

約数和(自身を除く): 36676444

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 317, 338, 364, 494, 532, 634, 676, 988, 1183, 1268, 1729, 2219, 2366, 3211, 3458, 4121, 4438, 4732, 6023, 6422, 6916, 8242, 8876, 12046, 12844, 16484, 22477, 24092, 28847, 42161, 44954, 53573, 57694, 78299, 84322, 89908, 107146, 115388, 156598, 168644, 214292, 313196, 375011, 548093, 750022, 1017887, 1096186, 1500044, 2035774, 2192372, 4071548, 7125209, 14250418, 28500836]

約数ペア:

[(1, 28500836), (2, 14250418), (4, 7125209), (7, 4071548), (13, 2192372), (14, 2035774), (19, 1500044), (26, 1096186), (28, 1017887), (38, 750022), (52, 548093), (76, 375011), (91, 313196), (133, 214292), (169, 168644), (182, 156598), (247, 115388), (266, 107146), (317, 89908), (338, 84322), (364, 78299), (494, 57694), (532, 53573), (634, 44954), (676, 42161), (988, 28847), (1183, 24092), (1268, 22477), (1729, 16484), (2219, 12844), (2366, 12046), (3211, 8876), (3458, 8242), (4121, 6916), (4438, 6422), (4732, 6023)]