15681484

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 34332928

約数和(自身を除く): 18651444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 67, 91, 134, 182, 268, 364, 469, 643, 871, 938, 1286, 1742, 1876, 2572, 3484, 4501, 6097, 8359, 9002, 12194, 16718, 18004, 24388, 33436, 43081, 58513, 86162, 117026, 172324, 234052, 301567, 560053, 603134, 1120106, 1206268, 2240212, 3920371, 7840742, 15681484]

約数ペア:

[(1, 15681484), (2, 7840742), (4, 3920371), (7, 2240212), (13, 1206268), (14, 1120106), (26, 603134), (28, 560053), (52, 301567), (67, 234052), (91, 172324), (134, 117026), (182, 86162), (268, 58513), (364, 43081), (469, 33436), (643, 24388), (871, 18004), (938, 16718), (1286, 12194), (1742, 9002), (1876, 8359), (2572, 6097), (3484, 4501)]