12974655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 22899744

約数和(自身を除く): 9925089

約数列:

[1, 3, 5, 15, 17, 41, 51, 73, 85, 123, 205, 219, 255, 289, 365, 615, 697, 867, 1095, 1241, 1445, 2091, 2993, 3485, 3723, 4335, 6205, 8979, 10455, 11849, 14965, 18615, 21097, 35547, 44895, 50881, 59245, 63291, 105485, 152643, 177735, 254405, 316455, 763215, 864977, 2594931, 4324885, 12974655]

約数ペア:

[(1, 12974655), (3, 4324885), (5, 2594931), (15, 864977), (17, 763215), (41, 316455), (51, 254405), (73, 177735), (85, 152643), (123, 105485), (205, 63291), (219, 59245), (255, 50881), (289, 44895), (365, 35547), (615, 21097), (697, 18615), (867, 14965), (1095, 11849), (1241, 10455), (1445, 8979), (2091, 6205), (2993, 4335), (3485, 3723)]