12157942785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1\times {\mathrm{21467}}^1$

素因数の和:23713

約数の個数: 32

約数和(自身を含む): 20607219072

約数和(自身を除く): 8449276287

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 2221, 6663, 11105, 21467, 33315, 37757, 64401, 107335, 113271, 188785, 322005, 364939, 566355, 1094817, 1824695, 5474085, 47678207, 143034621, 238391035, 715173105, 810529519, 2431588557, 4052647595, 12157942785]

約数ペア:

[(1, 12157942785), (3, 4052647595), (5, 2431588557), (15, 810529519), (17, 715173105), (51, 238391035), (85, 143034621), (255, 47678207), (2221, 5474085), (6663, 1824695), (11105, 1094817), (21467, 566355), (33315, 364939), (37757, 322005), (64401, 188785), (107335, 113271)]