49213885

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 72517680

約数和(自身を除く): 23303795

約数列:

[1, 5, 7, 35, 37, 49, 61, 89, 185, 245, 259, 305, 427, 445, 623, 1295, 1813, 2135, 2257, 2989, 3115, 3293, 4361, 5429, 9065, 11285, 14945, 15799, 16465, 21805, 23051, 27145, 38003, 78995, 110593, 115255, 161357, 190015, 200873, 266021, 552965, 806785, 1004365, 1330105, 1406111, 7030555, 9842777, 49213885]

約数ペア:

[(1, 49213885), (5, 9842777), (7, 7030555), (35, 1406111), (37, 1330105), (49, 1004365), (61, 806785), (89, 552965), (185, 266021), (245, 200873), (259, 190015), (305, 161357), (427, 115255), (445, 110593), (623, 78995), (1295, 38003), (1813, 27145), (2135, 23051), (2257, 21805), (2989, 16465), (3115, 15799), (3293, 14945), (4361, 11285), (5429, 9065)]