28168336

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 70114560

約数和(自身を除く): 41946224

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 61, 62, 76, 98, 112, 122, 124, 133, 152, 196, 217, 244, 248, 266, 304, 392, 427, 434, 488, 496, 532, 589, 784, 854, 868, 931, 976, 1064, 1159, 1178, 1519, 1708, 1736, 1862, 1891, 2128, 2318, 2356, 2989, 3038, 3416, 3472, 3724, 3782, 4123, 4636, 4712, 5978, 6076, 6832, 7448, 7564, 8113, 8246, 9272, 9424, 11956, 12152, 13237, 14896, 15128, 16226, 16492, 18544, 23912, 24304, 26474, 28861, 30256, 32452, 32984, 35929, 47824, 52948, 56791, 57722, 64904, 65968, 71858, 92659, 105896, 113582, 115444, 129808, 143716, 185318, 211792, 227164, 230888, 251503, 287432, 370636, 454328, 461776, 503006, 574864, 741272, 908656, 1006012, 1482544, 1760521, 2012024, 3521042, 4024048, 7042084, 14084168, 28168336]

約数ペア:

[(1, 28168336), (2, 14084168), (4, 7042084), (7, 4024048), (8, 3521042), (14, 2012024), (16, 1760521), (19, 1482544), (28, 1006012), (31, 908656), (38, 741272), (49, 574864), (56, 503006), (61, 461776), (62, 454328), (76, 370636), (98, 287432), (112, 251503), (122, 230888), (124, 227164), (133, 211792), (152, 185318), (196, 143716), (217, 129808), (244, 115444), (248, 113582), (266, 105896), (304, 92659), (392, 71858), (427, 65968), (434, 64904), (488, 57722), (496, 56791), (532, 52948), (589, 47824), (784, 35929), (854, 32984), (868, 32452), (931, 30256), (976, 28861), (1064, 26474), (1159, 24304), (1178, 23912), (1519, 18544), (1708, 16492), (1736, 16226), (1862, 15128), (1891, 14896), (2128, 13237), (2318, 12152), (2356, 11956), (2989, 9424), (3038, 9272), (3416, 8246), (3472, 8113), (3724, 7564), (3782, 7448), (4123, 6832), (4636, 6076), (4712, 5978)]