339728255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 448737408

約数和(自身を除く): 109009153

約数列:

[1, 5, 17, 41, 71, 85, 205, 355, 697, 1207, 1373, 2911, 3485, 6035, 6865, 14555, 23341, 49487, 56293, 97483, 116705, 247435, 281465, 487415, 956981, 1657211, 3996803, 4784905, 8286055, 19984015, 67945651, 339728255]

約数ペア:

[(1, 339728255), (5, 67945651), (17, 19984015), (41, 8286055), (71, 4784905), (85, 3996803), (205, 1657211), (355, 956981), (697, 487415), (1207, 281465), (1373, 247435), (2911, 116705), (3485, 97483), (6035, 56293), (6865, 49487), (14555, 23341)]