28471248

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 87473568

約数和(自身を除く): 59002320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 67, 72, 78, 104, 117, 134, 144, 156, 201, 208, 227, 234, 268, 312, 402, 454, 468, 536, 603, 624, 681, 804, 871, 908, 936, 1072, 1206, 1362, 1608, 1742, 1816, 1872, 2043, 2412, 2613, 2724, 2951, 3216, 3484, 3632, 4086, 4824, 5226, 5448, 5902, 6968, 7839, 8172, 8853, 9648, 10452, 10896, 11804, 13936, 15209, 15678, 16344, 17706, 20904, 23608, 26559, 30418, 31356, 32688, 35412, 41808, 45627, 47216, 53118, 60836, 62712, 70824, 91254, 106236, 121672, 125424, 136881, 141648, 182508, 197717, 212472, 243344, 273762, 365016, 395434, 424944, 547524, 593151, 730032, 790868, 1095048, 1186302, 1581736, 1779453, 2190096, 2372604, 3163472, 3558906, 4745208, 7117812, 9490416, 14235624, 28471248]

約数ペア:

[(1, 28471248), (2, 14235624), (3, 9490416), (4, 7117812), (6, 4745208), (8, 3558906), (9, 3163472), (12, 2372604), (13, 2190096), (16, 1779453), (18, 1581736), (24, 1186302), (26, 1095048), (36, 790868), (39, 730032), (48, 593151), (52, 547524), (67, 424944), (72, 395434), (78, 365016), (104, 273762), (117, 243344), (134, 212472), (144, 197717), (156, 182508), (201, 141648), (208, 136881), (227, 125424), (234, 121672), (268, 106236), (312, 91254), (402, 70824), (454, 62712), (468, 60836), (536, 53118), (603, 47216), (624, 45627), (681, 41808), (804, 35412), (871, 32688), (908, 31356), (936, 30418), (1072, 26559), (1206, 23608), (1362, 20904), (1608, 17706), (1742, 16344), (1816, 15678), (1872, 15209), (2043, 13936), (2412, 11804), (2613, 10896), (2724, 10452), (2951, 9648), (3216, 8853), (3484, 8172), (3632, 7839), (4086, 6968), (4824, 5902), (5226, 5448)]