67217269

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 90616320

約数和(自身を除く): 23399051

約数列:

[1, 7, 17, 19, 31, 49, 119, 133, 137, 217, 323, 527, 589, 833, 931, 959, 1519, 2261, 2329, 2603, 3689, 4123, 4247, 6713, 10013, 15827, 16303, 18221, 25823, 28861, 29729, 44251, 70091, 72199, 80693, 114121, 127547, 208103, 309757, 490637, 505393, 564851, 1371781, 2168299, 3537751, 3953957, 9602467, 67217269]

約数ペア:

[(1, 67217269), (7, 9602467), (17, 3953957), (19, 3537751), (31, 2168299), (49, 1371781), (119, 564851), (133, 505393), (137, 490637), (217, 309757), (323, 208103), (527, 127547), (589, 114121), (833, 80693), (931, 72199), (959, 70091), (1519, 44251), (2261, 29729), (2329, 28861), (2603, 25823), (3689, 18221), (4123, 16303), (4247, 15827), (6713, 10013)]