27515475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 55517280

約数和(自身を除く): 28001805

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 409, 575, 585, 897, 975, 1035, 1227, 1495, 1725, 2045, 2691, 2925, 3681, 4485, 5175, 5317, 6135, 7475, 9407, 10225, 13455, 15951, 18405, 22425, 26585, 28221, 30675, 47035, 47853, 67275, 79755, 84663, 92025, 122291, 132925, 141105, 235175, 239265, 366873, 398775, 423315, 611455, 705525, 1100619, 1196325, 1834365, 2116575, 3057275, 5503095, 9171825, 27515475]

約数ペア:

[(1, 27515475), (3, 9171825), (5, 5503095), (9, 3057275), (13, 2116575), (15, 1834365), (23, 1196325), (25, 1100619), (39, 705525), (45, 611455), (65, 423315), (69, 398775), (75, 366873), (115, 239265), (117, 235175), (195, 141105), (207, 132925), (225, 122291), (299, 92025), (325, 84663), (345, 79755), (409, 67275), (575, 47853), (585, 47035), (897, 30675), (975, 28221), (1035, 26585), (1227, 22425), (1495, 18405), (1725, 15951), (2045, 13455), (2691, 10225), (2925, 9407), (3681, 7475), (4485, 6135), (5175, 5317)]