28291176

素因数分解:

$2^3\times 3^2\times {\mathrm{613}}^1\times {\mathrm{641}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 76866660

約数和(自身を除く): 48575484

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 613, 641, 1226, 1282, 1839, 1923, 2452, 2564, 3678, 3846, 4904, 5128, 5517, 5769, 7356, 7692, 11034, 11538, 14712, 15384, 22068, 23076, 44136, 46152, 392933, 785866, 1178799, 1571732, 2357598, 3143464, 3536397, 4715196, 7072794, 9430392, 14145588, 28291176]

約数ペア:

[(1, 28291176), (2, 14145588), (3, 9430392), (4, 7072794), (6, 4715196), (8, 3536397), (9, 3143464), (12, 2357598), (18, 1571732), (24, 1178799), (36, 785866), (72, 392933), (613, 46152), (641, 44136), (1226, 23076), (1282, 22068), (1839, 15384), (1923, 14712), (2452, 11538), (2564, 11034), (3678, 7692), (3846, 7356), (4904, 5769), (5128, 5517)]