438990321

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{46351}}^1$

素因数の和:46413

約数の個数: 32

約数和(自身を含む): 747565056

約数和(自身を除く): 308574735

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 9471, 46351, 139053, 324457, 509861, 973371, 1529583, 1900391, 3569027, 5701173, 10707081, 13302737, 20904301, 39908211, 62712903, 146330107, 438990321]

約数ペア:

[(1, 438990321), (3, 146330107), (7, 62712903), (11, 39908211), (21, 20904301), (33, 13302737), (41, 10707081), (77, 5701173), (123, 3569027), (231, 1900391), (287, 1529583), (451, 973371), (861, 509861), (1353, 324457), (3157, 139053), (9471, 46351)]