331320825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{509}}^1$

素因数の和:799

約数の個数: 72

約数和(自身を含む): 651119040

約数和(自身を除く): 319798215

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 263, 275, 495, 509, 789, 825, 1315, 1527, 2367, 2475, 2545, 2893, 3945, 4581, 5599, 6575, 7635, 8679, 11835, 12725, 14465, 16797, 19725, 22905, 26037, 27995, 38175, 43395, 50391, 59175, 72325, 83985, 114525, 130185, 133867, 139975, 216975, 251955, 401601, 419925, 650925, 669335, 1204803, 1259775, 1472537, 2008005, 3346675, 4417611, 6024015, 7362685, 10040025, 13252833, 22088055, 30120075, 36813425, 66264165, 110440275, 331320825]

約数ペア:

[(1, 331320825), (3, 110440275), (5, 66264165), (9, 36813425), (11, 30120075), (15, 22088055), (25, 13252833), (33, 10040025), (45, 7362685), (55, 6024015), (75, 4417611), (99, 3346675), (165, 2008005), (225, 1472537), (263, 1259775), (275, 1204803), (495, 669335), (509, 650925), (789, 419925), (825, 401601), (1315, 251955), (1527, 216975), (2367, 139975), (2475, 133867), (2545, 130185), (2893, 114525), (3945, 83985), (4581, 72325), (5599, 59175), (6575, 50391), (7635, 43395), (8679, 38175), (11835, 27995), (12725, 26037), (14465, 22905), (16797, 19725)]