1229655

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{239}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 2304000

約数和(自身を除く): 1074345

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 239, 245, 343, 717, 735, 1029, 1195, 1673, 1715, 3585, 5019, 5145, 8365, 11711, 25095, 35133, 58555, 81977, 175665, 245931, 409885, 1229655]

約数ペア:

[(1, 1229655), (3, 409885), (5, 245931), (7, 175665), (15, 81977), (21, 58555), (35, 35133), (49, 25095), (105, 11711), (147, 8365), (239, 5145), (245, 5019), (343, 3585), (717, 1715), (735, 1673), (1029, 1195)]