2783325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 5088960

約数和(自身を除く): 2305635

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 59, 75, 85, 111, 177, 185, 255, 295, 425, 555, 629, 885, 925, 1003, 1275, 1475, 1887, 2183, 2775, 3009, 3145, 4425, 5015, 6549, 9435, 10915, 15045, 15725, 25075, 32745, 37111, 47175, 54575, 75225, 111333, 163725, 185555, 556665, 927775, 2783325]

約数ペア:

[(1, 2783325), (3, 927775), (5, 556665), (15, 185555), (17, 163725), (25, 111333), (37, 75225), (51, 54575), (59, 47175), (75, 37111), (85, 32745), (111, 25075), (177, 15725), (185, 15045), (255, 10915), (295, 9435), (425, 6549), (555, 5015), (629, 4425), (885, 3145), (925, 3009), (1003, 2775), (1275, 2183), (1475, 1887)]