156920547

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 243758592

約数和(自身を除く): 86838045

約数列:

[1, 3, 7, 21, 83, 197, 249, 457, 581, 591, 1371, 1379, 1743, 3199, 4137, 9597, 16351, 37931, 49053, 90029, 113793, 114457, 265517, 270087, 343371, 630203, 796551, 1890609, 7472407, 22417221, 52306849, 156920547]

約数ペア:

[(1, 156920547), (3, 52306849), (7, 22417221), (21, 7472407), (83, 1890609), (197, 796551), (249, 630203), (457, 343371), (581, 270087), (591, 265517), (1371, 114457), (1379, 113793), (1743, 90029), (3199, 49053), (4137, 37931), (9597, 16351)]