28198128

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:675

約数の個数: 120

約数和(自身を含む): 89339520

約数和(自身を除く): 61141392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 631, 784, 798, 912, 931, 1064, 1176, 1262, 1596, 1862, 1893, 2128, 2352, 2524, 2793, 3192, 3724, 3786, 4417, 5048, 5586, 6384, 7448, 7572, 8834, 10096, 11172, 11989, 13251, 14896, 15144, 17668, 22344, 23978, 26502, 30288, 30919, 35336, 35967, 44688, 47956, 53004, 61838, 70672, 71934, 83923, 92757, 95912, 106008, 123676, 143868, 167846, 185514, 191824, 212016, 247352, 251769, 287736, 335692, 371028, 494704, 503538, 575472, 587461, 671384, 742056, 1007076, 1174922, 1342768, 1484112, 1762383, 2014152, 2349844, 3524766, 4028304, 4699688, 7049532, 9399376, 14099064, 28198128]

約数ペア:

[(1, 28198128), (2, 14099064), (3, 9399376), (4, 7049532), (6, 4699688), (7, 4028304), (8, 3524766), (12, 2349844), (14, 2014152), (16, 1762383), (19, 1484112), (21, 1342768), (24, 1174922), (28, 1007076), (38, 742056), (42, 671384), (48, 587461), (49, 575472), (56, 503538), (57, 494704), (76, 371028), (84, 335692), (98, 287736), (112, 251769), (114, 247352), (133, 212016), (147, 191824), (152, 185514), (168, 167846), (196, 143868), (228, 123676), (266, 106008), (294, 95912), (304, 92757), (336, 83923), (392, 71934), (399, 70672), (456, 61838), (532, 53004), (588, 47956), (631, 44688), (784, 35967), (798, 35336), (912, 30919), (931, 30288), (1064, 26502), (1176, 23978), (1262, 22344), (1596, 17668), (1862, 15144), (1893, 14896), (2128, 13251), (2352, 11989), (2524, 11172), (2793, 10096), (3192, 8834), (3724, 7572), (3786, 7448), (4417, 6384), (5048, 5586)]