221506593

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{487}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 373847040

約数和(自身を除く): 152340447

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 179, 231, 363, 487, 537, 847, 1253, 1461, 1969, 2541, 3409, 3759, 5357, 5907, 10227, 13783, 16071, 21659, 37499, 41349, 58927, 64977, 87173, 112497, 151613, 176781, 261519, 412489, 454839, 610211, 958903, 1237467, 1830633, 2876709, 6712321, 10547933, 20136963, 31643799, 73835531, 221506593]

約数ペア:

[(1, 221506593), (3, 73835531), (7, 31643799), (11, 20136963), (21, 10547933), (33, 6712321), (77, 2876709), (121, 1830633), (179, 1237467), (231, 958903), (363, 610211), (487, 454839), (537, 412489), (847, 261519), (1253, 176781), (1461, 151613), (1969, 112497), (2541, 87173), (3409, 64977), (3759, 58927), (5357, 41349), (5907, 37499), (10227, 21659), (13783, 16071)]