221742301

素因数分解:

${\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 252346752

約数和(自身を除く): 30604451

約数列:

[1, 11, 53, 71, 121, 487, 583, 781, 3763, 5357, 6413, 8591, 25811, 34577, 41393, 58927, 283921, 380347, 455323, 1832581, 3123131, 4183817, 20158391, 221742301]

約数ペア:

[(1, 221742301), (11, 20158391), (53, 4183817), (71, 3123131), (121, 1832581), (487, 455323), (583, 380347), (781, 283921), (3763, 58927), (5357, 41393), (6413, 34577), (8591, 25811)]