338559975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 656954480

約数和(自身を除く): 318394505

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 283, 325, 409, 585, 849, 975, 1227, 1415, 2045, 2547, 2925, 3679, 3681, 4245, 5317, 6135, 7075, 10225, 11037, 12735, 15951, 18395, 18405, 21225, 26585, 30675, 33111, 47853, 55185, 63675, 79755, 91975, 92025, 115747, 132925, 165555, 239265, 275925, 347241, 398775, 578735, 827775, 1041723, 1196325, 1504711, 1736205, 2893675, 4514133, 5208615, 7523555, 8681025, 13542399, 22570665, 26043075, 37617775, 67711995, 112853325, 338559975]

約数ペア:

[(1, 338559975), (3, 112853325), (5, 67711995), (9, 37617775), (13, 26043075), (15, 22570665), (25, 13542399), (39, 8681025), (45, 7523555), (65, 5208615), (75, 4514133), (117, 2893675), (195, 1736205), (225, 1504711), (283, 1196325), (325, 1041723), (409, 827775), (585, 578735), (849, 398775), (975, 347241), (1227, 275925), (1415, 239265), (2045, 165555), (2547, 132925), (2925, 115747), (3679, 92025), (3681, 91975), (4245, 79755), (5317, 63675), (6135, 55185), (7075, 47853), (10225, 33111), (11037, 30675), (12735, 26585), (15951, 21225), (18395, 18405)]