81531342

素因数分解:

$2^1\times 3^2\times {\mathrm{1277}}^1\times {\mathrm{3547}}^1$

素因数の和:4832

約数の個数: 24

約数和(自身を含む): 176839416

約数和(自身を除く): 95308074

約数列:

[1, 2, 3, 6, 9, 18, 1277, 2554, 3547, 3831, 7094, 7662, 10641, 11493, 21282, 22986, 31923, 63846, 4529519, 9059038, 13588557, 27177114, 40765671, 81531342]

約数ペア:

[(1, 81531342), (2, 40765671), (3, 27177114), (6, 13588557), (9, 9059038), (18, 4529519), (1277, 63846), (2554, 31923), (3547, 22986), (3831, 21282), (7094, 11493), (7662, 10641)]