39864225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 69138432

約数和(自身を除く): 29274207

約数列:

[1, 3, 5, 15, 25, 43, 47, 75, 129, 141, 215, 235, 263, 645, 705, 789, 1075, 1175, 1315, 2021, 3225, 3525, 3945, 6063, 6575, 10105, 11309, 12361, 19725, 30315, 33927, 37083, 50525, 56545, 61805, 151575, 169635, 185415, 282725, 309025, 531523, 848175, 927075, 1594569, 2657615, 7972845, 13288075, 39864225]

約数ペア:

[(1, 39864225), (3, 13288075), (5, 7972845), (15, 2657615), (25, 1594569), (43, 927075), (47, 848175), (75, 531523), (129, 309025), (141, 282725), (215, 185415), (235, 169635), (263, 151575), (645, 61805), (705, 56545), (789, 50525), (1075, 37083), (1175, 33927), (1315, 30315), (2021, 19725), (3225, 12361), (3525, 11309), (3945, 10105), (6063, 6575)]