16271556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 43860096

約数和(自身を除く): 27588540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 1997, 2037, 2716, 3994, 4074, 5991, 7988, 8148, 11982, 13979, 23964, 27958, 41937, 55916, 83874, 167748, 193709, 387418, 581127, 774836, 1162254, 1355963, 2324508, 2711926, 4067889, 5423852, 8135778, 16271556]

約数ペア:

[(1, 16271556), (2, 8135778), (3, 5423852), (4, 4067889), (6, 2711926), (7, 2324508), (12, 1355963), (14, 1162254), (21, 774836), (28, 581127), (42, 387418), (84, 193709), (97, 167748), (194, 83874), (291, 55916), (388, 41937), (582, 27958), (679, 23964), (1164, 13979), (1358, 11982), (1997, 8148), (2037, 7988), (2716, 5991), (3994, 4074)]