81724194

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{40903}}^1$

素因数の和:40951

約数の個数: 32

約数和(自身を含む): 186522240

約数和(自身を除く): 104798046

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 40903, 81806, 122709, 245418, 368127, 736254, 1104381, 1513411, 2208762, 3026822, 4540233, 9080466, 13620699, 27241398, 40862097, 81724194]

約数ペア:

[(1, 81724194), (2, 40862097), (3, 27241398), (6, 13620699), (9, 9080466), (18, 4540233), (27, 3026822), (37, 2208762), (54, 1513411), (74, 1104381), (111, 736254), (222, 368127), (333, 245418), (666, 122709), (999, 81806), (1998, 40903)]