18253178349

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{39877}}^1$

素因数の和:40265

約数の個数: 32

約数和(自身を含む): 28298704896

約数和(自身を除く): 10045526547

約数列:

[1, 3, 7, 21, 71, 213, 307, 497, 921, 1491, 2149, 6447, 21797, 39877, 65391, 119631, 152579, 279139, 457737, 837417, 2831267, 8493801, 12242239, 19818869, 36726717, 59456607, 85695673, 257087019, 869198969, 2607596907, 6084392783, 18253178349]

約数ペア:

[(1, 18253178349), (3, 6084392783), (7, 2607596907), (21, 869198969), (71, 257087019), (213, 85695673), (307, 59456607), (497, 36726717), (921, 19818869), (1491, 12242239), (2149, 8493801), (6447, 2831267), (21797, 837417), (39877, 457737), (65391, 279139), (119631, 152579)]