8372728

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 20684160

約数和(自身を除く): 12311432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 53, 56, 62, 91, 98, 104, 106, 124, 182, 196, 212, 217, 248, 364, 371, 392, 403, 424, 434, 637, 689, 728, 742, 806, 868, 1274, 1378, 1484, 1519, 1612, 1643, 1736, 2548, 2597, 2756, 2821, 2968, 3038, 3224, 3286, 4823, 5096, 5194, 5512, 5642, 6076, 6572, 9646, 10388, 11284, 11501, 12152, 13144, 19292, 19747, 20776, 21359, 22568, 23002, 33761, 38584, 39494, 42718, 46004, 67522, 78988, 80507, 85436, 92008, 135044, 149513, 157976, 161014, 170872, 270088, 299026, 322028, 598052, 644056, 1046591, 1196104, 2093182, 4186364, 8372728]

約数ペア:

[(1, 8372728), (2, 4186364), (4, 2093182), (7, 1196104), (8, 1046591), (13, 644056), (14, 598052), (26, 322028), (28, 299026), (31, 270088), (49, 170872), (52, 161014), (53, 157976), (56, 149513), (62, 135044), (91, 92008), (98, 85436), (104, 80507), (106, 78988), (124, 67522), (182, 46004), (196, 42718), (212, 39494), (217, 38584), (248, 33761), (364, 23002), (371, 22568), (392, 21359), (403, 20776), (424, 19747), (434, 19292), (637, 13144), (689, 12152), (728, 11501), (742, 11284), (806, 10388), (868, 9646), (1274, 6572), (1378, 6076), (1484, 5642), (1519, 5512), (1612, 5194), (1643, 5096), (1736, 4823), (2548, 3286), (2597, 3224), (2756, 3038), (2821, 2968)]