890303691

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 1283040000

約数和(自身を除く): 392736309

約数列:

[1, 3, 19, 43, 57, 129, 449, 809, 817, 1347, 2427, 2451, 8531, 15371, 19307, 25593, 34787, 46113, 57921, 104361, 363241, 366833, 660953, 1089723, 1100499, 1982859, 6901579, 15619363, 20704737, 46858089, 296767897, 890303691]

約数ペア:

[(1, 890303691), (3, 296767897), (19, 46858089), (43, 20704737), (57, 15619363), (129, 6901579), (449, 1982859), (809, 1100499), (817, 1089723), (1347, 660953), (2427, 366833), (2451, 363241), (8531, 104361), (15371, 57921), (19307, 46113), (25593, 34787)]