13309275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 25498368

約数和(自身を除く): 12189093

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 101, 105, 175, 251, 303, 505, 525, 707, 753, 1255, 1515, 1757, 2121, 2525, 3535, 3765, 5271, 6275, 7575, 8785, 10605, 17675, 18825, 25351, 26355, 43925, 53025, 76053, 126755, 131775, 177457, 380265, 532371, 633775, 887285, 1901325, 2661855, 4436425, 13309275]

約数ペア:

[(1, 13309275), (3, 4436425), (5, 2661855), (7, 1901325), (15, 887285), (21, 633775), (25, 532371), (35, 380265), (75, 177457), (101, 131775), (105, 126755), (175, 76053), (251, 53025), (303, 43925), (505, 26355), (525, 25351), (707, 18825), (753, 17675), (1255, 10605), (1515, 8785), (1757, 7575), (2121, 6275), (2525, 5271), (3535, 3765)]