145000647

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 242536320

約数和(自身を除く): 97535673

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 157, 171, 209, 471, 491, 627, 1413, 1473, 1727, 1881, 2983, 4419, 5181, 5401, 8949, 9329, 15543, 16203, 26847, 27987, 32813, 48609, 77087, 83961, 98439, 102619, 231261, 295317, 307857, 693783, 847957, 923571, 1464653, 2543871, 4393959, 7631613, 13181877, 16111183, 48333549, 145000647]

約数ペア:

[(1, 145000647), (3, 48333549), (9, 16111183), (11, 13181877), (19, 7631613), (33, 4393959), (57, 2543871), (99, 1464653), (157, 923571), (171, 847957), (209, 693783), (471, 307857), (491, 295317), (627, 231261), (1413, 102619), (1473, 98439), (1727, 83961), (1881, 77087), (2983, 48609), (4419, 32813), (5181, 27987), (5401, 26847), (8949, 16203), (9329, 15543)]