2503725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 2495955

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 251, 285, 399, 475, 525, 665, 753, 1255, 1425, 1757, 1995, 3325, 3765, 4769, 5271, 6275, 8785, 9975, 14307, 18825, 23845, 26355, 33383, 43925, 71535, 100149, 119225, 131775, 166915, 357675, 500745, 834575, 2503725]

約数ペア:

[(1, 2503725), (3, 834575), (5, 500745), (7, 357675), (15, 166915), (19, 131775), (21, 119225), (25, 100149), (35, 71535), (57, 43925), (75, 33383), (95, 26355), (105, 23845), (133, 18825), (175, 14307), (251, 9975), (285, 8785), (399, 6275), (475, 5271), (525, 4769), (665, 3765), (753, 3325), (1255, 1995), (1425, 1757)]