81891294

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 166320000

約数和(自身を除く): 84428706

約数列:

[1, 2, 3, 6, 139, 149, 278, 298, 417, 447, 659, 834, 894, 1318, 1977, 3954, 20711, 41422, 62133, 91601, 98191, 124266, 183202, 196382, 274803, 294573, 549606, 589146, 13648549, 27297098, 40945647, 81891294]

約数ペア:

[(1, 81891294), (2, 40945647), (3, 27297098), (6, 13648549), (139, 589146), (149, 549606), (278, 294573), (298, 274803), (417, 196382), (447, 183202), (659, 124266), (834, 98191), (894, 91601), (1318, 62133), (1977, 41422), (3954, 20711)]