1218076275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1949}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 2173298400

約数和(自身を除く): 955222125

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 641, 975, 1923, 1949, 3205, 5847, 8333, 9615, 9745, 16025, 24999, 25337, 29235, 41665, 48075, 48725, 76011, 124995, 126685, 146175, 208325, 380055, 624975, 633425, 1249309, 1900275, 3747927, 6246545, 16241017, 18739635, 31232725, 48723051, 81205085, 93698175, 243615255, 406025425, 1218076275]

約数ペア:

[(1, 1218076275), (3, 406025425), (5, 243615255), (13, 93698175), (15, 81205085), (25, 48723051), (39, 31232725), (65, 18739635), (75, 16241017), (195, 6246545), (325, 3747927), (641, 1900275), (975, 1249309), (1923, 633425), (1949, 624975), (3205, 380055), (5847, 208325), (8333, 146175), (9615, 126685), (9745, 124995), (16025, 76011), (24999, 48725), (25337, 48075), (29235, 41665)]