40311981

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7121}}^1$

素因数の和:7181

約数の個数: 24

約数和(自身を含む): 63328824

約数和(自身を除く): 23016843

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5661, 7121, 21363, 64089, 121057, 263477, 363171, 790431, 1089513, 2371293, 4479109, 13437327, 40311981]

約数ペア:

[(1, 40311981), (3, 13437327), (9, 4479109), (17, 2371293), (37, 1089513), (51, 790431), (111, 363171), (153, 263477), (333, 121057), (629, 64089), (1887, 21363), (5661, 7121)]