40128855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10831}}^1$

素因数の和:10871

約数の個数: 32

約数和(自身を含む): 72791040

約数和(自身を除く): 32662185

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 10831, 32493, 54155, 140803, 162465, 205789, 422409, 617367, 704015, 1028945, 2112045, 2675257, 3086835, 8025771, 13376285, 40128855]

約数ペア:

[(1, 40128855), (3, 13376285), (5, 8025771), (13, 3086835), (15, 2675257), (19, 2112045), (39, 1028945), (57, 704015), (65, 617367), (95, 422409), (195, 205789), (247, 162465), (285, 140803), (741, 54155), (1235, 32493), (3705, 10831)]