657155212

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{1847}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 1338720768

約数和(自身を除く): 681565556

約数列:

[1, 2, 4, 7, 14, 28, 97, 131, 194, 262, 388, 524, 679, 917, 1358, 1834, 1847, 2716, 3668, 3694, 7388, 12707, 12929, 25414, 25858, 50828, 51716, 88949, 177898, 179159, 241957, 355796, 358318, 483914, 716636, 967828, 1254113, 1693699, 2508226, 3387398, 5016452, 6774796, 23469829, 46939658, 93879316, 164288803, 328577606, 657155212]

約数ペア:

[(1, 657155212), (2, 328577606), (4, 164288803), (7, 93879316), (14, 46939658), (28, 23469829), (97, 6774796), (131, 5016452), (194, 3387398), (262, 2508226), (388, 1693699), (524, 1254113), (679, 967828), (917, 716636), (1358, 483914), (1834, 358318), (1847, 355796), (2716, 241957), (3668, 179159), (3694, 177898), (7388, 88949), (12707, 51716), (12929, 50828), (25414, 25858)]