7985565

素因数分解:

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

素因数の和:370

約数の個数: 48

約数和(自身を含む): 16039296

約数和(自身を除く): 8053731

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 251, 303, 315, 505, 707, 753, 909, 1255, 1515, 1757, 2121, 2259, 3535, 3765, 4545, 5271, 6363, 8785, 10605, 11295, 15813, 25351, 26355, 31815, 76053, 79065, 126755, 177457, 228159, 380265, 532371, 887285, 1140795, 1597113, 2661855, 7985565]

約数ペア:

[(1, 7985565), (3, 2661855), (5, 1597113), (7, 1140795), (9, 887285), (15, 532371), (21, 380265), (35, 228159), (45, 177457), (63, 126755), (101, 79065), (105, 76053), (251, 31815), (303, 26355), (315, 25351), (505, 15813), (707, 11295), (753, 10605), (909, 8785), (1255, 6363), (1515, 5271), (1757, 4545), (2121, 3765), (2259, 3535)]