217819308

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{370441}}^1$

素因数の和:370462

約数の個数: 36

約数和(自身を含む): 591225432

約数和(自身を除く): 373406124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 370441, 740882, 1111323, 1481764, 2222646, 2593087, 4445292, 5186174, 7779261, 10372348, 15558522, 18151609, 31117044, 36303218, 54454827, 72606436, 108909654, 217819308]

約数ペア:

[(1, 217819308), (2, 108909654), (3, 72606436), (4, 54454827), (6, 36303218), (7, 31117044), (12, 18151609), (14, 15558522), (21, 10372348), (28, 7779261), (42, 5186174), (49, 4445292), (84, 2593087), (98, 2222646), (147, 1481764), (196, 1111323), (294, 740882), (588, 370441)]