217641548

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3761}}^1$

素因数の和:3842

約数の個数: 48

約数和(自身を含む): 432298944

約数和(自身を除く): 214657396

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 68, 74, 92, 148, 391, 629, 782, 851, 1258, 1564, 1702, 2516, 3404, 3761, 7522, 14467, 15044, 28934, 57868, 63937, 86503, 127874, 139157, 173006, 255748, 278314, 346012, 556628, 1470551, 2365669, 2941102, 3200611, 4731338, 5882204, 6401222, 9462676, 12802444, 54410387, 108820774, 217641548]

約数ペア:

[(1, 217641548), (2, 108820774), (4, 54410387), (17, 12802444), (23, 9462676), (34, 6401222), (37, 5882204), (46, 4731338), (68, 3200611), (74, 2941102), (92, 2365669), (148, 1470551), (391, 556628), (629, 346012), (782, 278314), (851, 255748), (1258, 173006), (1564, 139157), (1702, 127874), (2516, 86503), (3404, 63937), (3761, 57868), (7522, 28934), (14467, 15044)]