311283028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{5051}}^1$

素因数の和:5164

約数の個数: 48

約数和(自身を含む): 651829248

約数和(自身を除く): 340546220

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4402, 5051, 8804, 10102, 15407, 20204, 30814, 35357, 61628, 70714, 141428, 156581, 313162, 358621, 626324, 717242, 1096067, 1434484, 2192134, 2510347, 4384268, 5020694, 10041388, 11117251, 22234502, 44469004, 77820757, 155641514, 311283028]

約数ペア:

[(1, 311283028), (2, 155641514), (4, 77820757), (7, 44469004), (14, 22234502), (28, 11117251), (31, 10041388), (62, 5020694), (71, 4384268), (124, 2510347), (142, 2192134), (217, 1434484), (284, 1096067), (434, 717242), (497, 626324), (868, 358621), (994, 313162), (1988, 156581), (2201, 141428), (4402, 70714), (5051, 61628), (8804, 35357), (10102, 30814), (15407, 20204)]