291213939

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 415598400

約数和(自身を除く): 124384461

約数列:

[1, 3, 37, 41, 61, 111, 123, 183, 1049, 1517, 2257, 2501, 3147, 4551, 6771, 7503, 38813, 43009, 63989, 92537, 116439, 129027, 191967, 277611, 1591333, 2367593, 2623549, 4773999, 7102779, 7870647, 97071313, 291213939]

約数ペア:

[(1, 291213939), (3, 97071313), (37, 7870647), (41, 7102779), (61, 4773999), (111, 2623549), (123, 2367593), (183, 1591333), (1049, 277611), (1517, 191967), (2257, 129027), (2501, 116439), (3147, 92537), (4551, 63989), (6771, 43009), (7503, 38813)]