31172407

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 39885440

約数和(自身を除く): 8713033

約数列:

[1, 7, 17, 19, 119, 133, 289, 323, 811, 2023, 2261, 5491, 5677, 13787, 15409, 38437, 96509, 107863, 234379, 261953, 1640653, 1833671, 4453201, 31172407]

約数ペア:

[(1, 31172407), (7, 4453201), (17, 1833671), (19, 1640653), (119, 261953), (133, 234379), (289, 107863), (323, 96509), (811, 38437), (2023, 15409), (2261, 13787), (5491, 5677)]