26873925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 49038528

約数和(自身を除く): 22164603

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 129, 195, 215, 325, 559, 641, 645, 975, 1075, 1677, 1923, 2795, 3205, 3225, 8333, 8385, 9615, 13975, 16025, 24999, 27563, 41665, 41925, 48075, 82689, 124995, 137815, 208325, 358319, 413445, 624975, 689075, 1074957, 1791595, 2067225, 5374785, 8957975, 26873925]

約数ペア:

[(1, 26873925), (3, 8957975), (5, 5374785), (13, 2067225), (15, 1791595), (25, 1074957), (39, 689075), (43, 624975), (65, 413445), (75, 358319), (129, 208325), (195, 137815), (215, 124995), (325, 82689), (559, 48075), (641, 41925), (645, 41665), (975, 27563), (1075, 24999), (1677, 16025), (1923, 13975), (2795, 9615), (3205, 8385), (3225, 8333)]