28763748

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6858

約数の個数: 60

約数和(自身を含む): 80990140

約数和(自身を除く): 52226392

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 6829, 13658, 20487, 27316, 40974, 61461, 81948, 88777, 122922, 177554, 184383, 245844, 266331, 355108, 368766, 532662, 553149, 737532, 798993, 1065324, 1106298, 1597986, 2212596, 2396979, 3195972, 4793958, 7190937, 9587916, 14381874, 28763748]

約数ペア:

[(1, 28763748), (2, 14381874), (3, 9587916), (4, 7190937), (6, 4793958), (9, 3195972), (12, 2396979), (13, 2212596), (18, 1597986), (26, 1106298), (27, 1065324), (36, 798993), (39, 737532), (52, 553149), (54, 532662), (78, 368766), (81, 355108), (108, 266331), (117, 245844), (156, 184383), (162, 177554), (234, 122922), (324, 88777), (351, 81948), (468, 61461), (702, 40974), (1053, 27316), (1404, 20487), (2106, 13658), (4212, 6829)]