157784759

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 188348160

約数和(自身を除く): 30563401

約数列:

[1, 11, 19, 43, 97, 181, 209, 473, 817, 1067, 1843, 1991, 3439, 4171, 7783, 8987, 17557, 20273, 37829, 45881, 79249, 85613, 147877, 193127, 333583, 754951, 871739, 1626647, 3669413, 8304461, 14344069, 157784759]

約数ペア:

[(1, 157784759), (11, 14344069), (19, 8304461), (43, 3669413), (97, 1626647), (181, 871739), (209, 754951), (473, 333583), (817, 193127), (1067, 147877), (1843, 85613), (1991, 79249), (3439, 45881), (4171, 37829), (7783, 20273), (8987, 17557)]