208065676

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18439}}^1$

素因数の和:18494

約数の個数: 48

約数和(自身を含む): 462622720

約数和(自身を除く): 254557044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 18439, 36878, 73756, 129073, 239707, 258146, 479414, 516292, 571609, 958828, 1143218, 1677949, 2286436, 3355898, 4001263, 6711796, 7430917, 8002526, 14861834, 16005052, 29723668, 52016419, 104032838, 208065676]

約数ペア:

[(1, 208065676), (2, 104032838), (4, 52016419), (7, 29723668), (13, 16005052), (14, 14861834), (26, 8002526), (28, 7430917), (31, 6711796), (52, 4001263), (62, 3355898), (91, 2286436), (124, 1677949), (182, 1143218), (217, 958828), (364, 571609), (403, 516292), (434, 479414), (806, 258146), (868, 239707), (1612, 129073), (2821, 73756), (5642, 36878), (11284, 18439)]