2661855

素因数分解:

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

素因数の和:367

約数の個数: 32

約数和(自身を含む): 4935168

約数和(自身を除く): 2273313

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 251, 303, 505, 707, 753, 1255, 1515, 1757, 2121, 3535, 3765, 5271, 8785, 10605, 25351, 26355, 76053, 126755, 177457, 380265, 532371, 887285, 2661855]

約数ペア:

[(1, 2661855), (3, 887285), (5, 532371), (7, 380265), (15, 177457), (21, 126755), (35, 76053), (101, 26355), (105, 25351), (251, 10605), (303, 8785), (505, 5271), (707, 3765), (753, 3535), (1255, 2121), (1515, 1757)]