28159406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 24717394

約数列:

[1, 2, 11, 19, 22, 23, 29, 38, 46, 58, 101, 202, 209, 253, 319, 418, 437, 506, 551, 638, 667, 874, 1102, 1111, 1334, 1919, 2222, 2323, 2929, 3838, 4646, 4807, 5858, 6061, 7337, 9614, 12122, 12673, 14674, 21109, 25346, 25553, 32219, 42218, 44137, 51106, 55651, 64438, 67367, 88274, 111302, 134734, 139403, 278806, 485507, 612161, 741037, 971014, 1224322, 1279973, 1482074, 2559946, 14079703, 28159406]

約数ペア:

[(1, 28159406), (2, 14079703), (11, 2559946), (19, 1482074), (22, 1279973), (23, 1224322), (29, 971014), (38, 741037), (46, 612161), (58, 485507), (101, 278806), (202, 139403), (209, 134734), (253, 111302), (319, 88274), (418, 67367), (437, 64438), (506, 55651), (551, 51106), (638, 44137), (667, 42218), (874, 32219), (1102, 25553), (1111, 25346), (1334, 21109), (1919, 14674), (2222, 12673), (2323, 12122), (2929, 9614), (3838, 7337), (4646, 6061), (4807, 5858)]