664893614

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6473}}^1$

素因数の和:6545

約数の個数: 64

約数和(自身を含む): 1342448640

約数和(自身を除く): 677555026

約数列:

[1, 2, 7, 11, 14, 22, 23, 29, 46, 58, 77, 154, 161, 203, 253, 319, 322, 406, 506, 638, 667, 1334, 1771, 2233, 3542, 4466, 4669, 6473, 7337, 9338, 12946, 14674, 45311, 51359, 71203, 90622, 102718, 142406, 148879, 187717, 297758, 375434, 498421, 996842, 1042153, 1314019, 1637669, 2064887, 2084306, 2628038, 3275338, 4129774, 4317491, 8634982, 11463683, 14454209, 22927366, 28908418, 30222437, 47492401, 60444874, 94984802, 332446807, 664893614]

約数ペア:

[(1, 664893614), (2, 332446807), (7, 94984802), (11, 60444874), (14, 47492401), (22, 30222437), (23, 28908418), (29, 22927366), (46, 14454209), (58, 11463683), (77, 8634982), (154, 4317491), (161, 4129774), (203, 3275338), (253, 2628038), (319, 2084306), (322, 2064887), (406, 1637669), (506, 1314019), (638, 1042153), (667, 996842), (1334, 498421), (1771, 375434), (2233, 297758), (3542, 187717), (4466, 148879), (4669, 142406), (6473, 102718), (7337, 90622), (9338, 71203), (12946, 51359), (14674, 45311)]