12016720947

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7431491}}^1$

素因数の和:7431519

約数の個数: 24

約数和(自身を含む): 20332562112

約数和(自身を除く): 8315841165

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 7431491, 22294473, 52020437, 81746401, 156061311, 245239203, 364143059, 572224807, 1092429177, 1716674421, 4005573649, 12016720947]

約数ペア:

[(1, 12016720947), (3, 4005573649), (7, 1716674421), (11, 1092429177), (21, 572224807), (33, 364143059), (49, 245239203), (77, 156061311), (147, 81746401), (231, 52020437), (539, 22294473), (1617, 7431491)]