81410454

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{3581}}^1$

素因数の和:4013

約数の個数: 32

約数和(自身を含む): 181392480

約数和(自身を除く): 99982026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 1263, 2526, 3581, 3789, 7162, 7578, 10743, 11367, 21486, 22734, 32229, 64458, 96687, 193374, 1507601, 3015202, 4522803, 9045606, 13568409, 27136818, 40705227, 81410454]

約数ペア:

[(1, 81410454), (2, 40705227), (3, 27136818), (6, 13568409), (9, 9045606), (18, 4522803), (27, 3015202), (54, 1507601), (421, 193374), (842, 96687), (1263, 64458), (2526, 32229), (3581, 22734), (3789, 21486), (7162, 11367), (7578, 10743)]