137918739

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20333}}^1$

素因数の和:20379

約数の個数: 32

約数和(自身を含む): 234247680

約数和(自身を除く): 96328941

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 20333, 60999, 142331, 345661, 386327, 426993, 1036983, 1158981, 2419627, 2704289, 6567559, 7258881, 8112867, 19702677, 45972913, 137918739]

約数ペア:

[(1, 137918739), (3, 45972913), (7, 19702677), (17, 8112867), (19, 7258881), (21, 6567559), (51, 2704289), (57, 2419627), (119, 1158981), (133, 1036983), (323, 426993), (357, 386327), (399, 345661), (969, 142331), (2261, 60999), (6783, 20333)]