28646072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 70408800

約数和(自身を除く): 41762728

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 109, 133, 152, 182, 218, 247, 266, 361, 364, 436, 494, 532, 722, 728, 763, 872, 988, 1064, 1417, 1444, 1526, 1729, 1976, 2071, 2527, 2834, 2888, 3052, 3458, 4142, 4693, 5054, 5668, 6104, 6916, 8284, 9386, 9919, 10108, 11336, 13832, 14497, 16568, 18772, 19838, 20216, 26923, 28994, 32851, 37544, 39349, 39676, 53846, 57988, 65702, 78698, 79352, 107692, 115976, 131404, 157396, 188461, 215384, 262808, 275443, 314792, 376922, 511537, 550886, 753844, 1023074, 1101772, 1507688, 2046148, 2203544, 3580759, 4092296, 7161518, 14323036, 28646072]

約数ペア:

[(1, 28646072), (2, 14323036), (4, 7161518), (7, 4092296), (8, 3580759), (13, 2203544), (14, 2046148), (19, 1507688), (26, 1101772), (28, 1023074), (38, 753844), (52, 550886), (56, 511537), (76, 376922), (91, 314792), (104, 275443), (109, 262808), (133, 215384), (152, 188461), (182, 157396), (218, 131404), (247, 115976), (266, 107692), (361, 79352), (364, 78698), (436, 65702), (494, 57988), (532, 53846), (722, 39676), (728, 39349), (763, 37544), (872, 32851), (988, 28994), (1064, 26923), (1417, 20216), (1444, 19838), (1526, 18772), (1729, 16568), (1976, 14497), (2071, 13832), (2527, 11336), (2834, 10108), (2888, 9919), (3052, 9386), (3458, 8284), (4142, 6916), (4693, 6104), (5054, 5668)]