28189856

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 59036040

約数和(自身を除く): 30846184

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 74, 116, 148, 232, 296, 464, 592, 821, 928, 1073, 1184, 1642, 2146, 3284, 4292, 6568, 8584, 13136, 17168, 23809, 26272, 30377, 34336, 47618, 60754, 95236, 121508, 190472, 243016, 380944, 486032, 761888, 880933, 972064, 1761866, 3523732, 7047464, 14094928, 28189856]

約数ペア:

[(1, 28189856), (2, 14094928), (4, 7047464), (8, 3523732), (16, 1761866), (29, 972064), (32, 880933), (37, 761888), (58, 486032), (74, 380944), (116, 243016), (148, 190472), (232, 121508), (296, 95236), (464, 60754), (592, 47618), (821, 34336), (928, 30377), (1073, 26272), (1184, 23809), (1642, 17168), (2146, 13136), (3284, 8584), (4292, 6568)]