15867228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 40964000

約数和(自身を除く): 25096772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2749, 2886, 5498, 5772, 8247, 10996, 16494, 32988, 35737, 71474, 101713, 107211, 142948, 203426, 214422, 305139, 406852, 428844, 610278, 1220556, 1322269, 2644538, 3966807, 5289076, 7933614, 15867228]

約数ペア:

[(1, 15867228), (2, 7933614), (3, 5289076), (4, 3966807), (6, 2644538), (12, 1322269), (13, 1220556), (26, 610278), (37, 428844), (39, 406852), (52, 305139), (74, 214422), (78, 203426), (111, 142948), (148, 107211), (156, 101713), (222, 71474), (444, 35737), (481, 32988), (962, 16494), (1443, 10996), (1924, 8247), (2749, 5772), (2886, 5498)]