989317960015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{28872551}}^1$

素因数の和:28872663

約数の個数: 32

約数和(自身を含む): 1496753095680

約数和(自身を除く): 507435135665

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 4895, 6853, 34265, 28872551, 144362755, 202107857, 317598061, 1010539285, 1587990305, 2223186427, 2569657039, 11115932135, 12848285195, 17987599273, 28266227429, 89937996365, 141331137145, 197863592003, 989317960015]

約数ペア:

[(1, 989317960015), (5, 197863592003), (7, 141331137145), (11, 89937996365), (35, 28266227429), (55, 17987599273), (77, 12848285195), (89, 11115932135), (385, 2569657039), (445, 2223186427), (623, 1587990305), (979, 1010539285), (3115, 317598061), (4895, 202107857), (6853, 144362755), (34265, 28872551)]