13847265

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 26552448

約数和(自身を除く): 12705183

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 787, 1035, 1173, 1955, 2361, 3519, 3935, 5865, 7083, 11805, 13379, 17595, 18101, 35415, 40137, 54303, 66895, 90505, 120411, 162909, 200685, 271515, 307717, 602055, 814545, 923151, 1538585, 2769453, 4615755, 13847265]

約数ペア:

[(1, 13847265), (3, 4615755), (5, 2769453), (9, 1538585), (15, 923151), (17, 814545), (23, 602055), (45, 307717), (51, 271515), (69, 200685), (85, 162909), (115, 120411), (153, 90505), (207, 66895), (255, 54303), (345, 40137), (391, 35415), (765, 18101), (787, 17595), (1035, 13379), (1173, 11805), (1955, 7083), (2361, 5865), (3519, 3935)]