4142271

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 6870528

約数和(自身を除く): 2728257

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 283, 287, 357, 697, 849, 861, 1981, 2091, 4811, 4879, 5943, 11603, 14433, 14637, 33677, 34809, 81221, 101031, 197251, 243663, 591753, 1380757, 4142271]

約数ペア:

[(1, 4142271), (3, 1380757), (7, 591753), (17, 243663), (21, 197251), (41, 101031), (51, 81221), (119, 34809), (123, 33677), (283, 14637), (287, 14433), (357, 11603), (697, 5943), (849, 4879), (861, 4811), (1981, 2091)]