3948675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 7320960

約数和(自身を除く): 3372285

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 163, 255, 285, 323, 425, 475, 489, 815, 969, 1275, 1425, 1615, 2445, 2771, 3097, 4075, 4845, 8075, 8313, 9291, 12225, 13855, 15485, 24225, 41565, 46455, 52649, 69275, 77425, 157947, 207825, 232275, 263245, 789735, 1316225, 3948675]

約数ペア:

[(1, 3948675), (3, 1316225), (5, 789735), (15, 263245), (17, 232275), (19, 207825), (25, 157947), (51, 77425), (57, 69275), (75, 52649), (85, 46455), (95, 41565), (163, 24225), (255, 15485), (285, 13855), (323, 12225), (425, 9291), (475, 8313), (489, 8075), (815, 4845), (969, 4075), (1275, 3097), (1425, 2771), (1615, 2445)]