211345768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 433026000

約数和(自身を除く): 221680232

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 109, 136, 212, 218, 269, 424, 436, 538, 872, 901, 1076, 1802, 1853, 2152, 3604, 3706, 4573, 5777, 7208, 7412, 9146, 11554, 14257, 14824, 18292, 23108, 28514, 29321, 36584, 46216, 57028, 58642, 98209, 114056, 117284, 196418, 234568, 242369, 392836, 484738, 498457, 785672, 969476, 996914, 1554013, 1938952, 1993828, 3108026, 3987656, 6216052, 12432104, 26418221, 52836442, 105672884, 211345768]

約数ペア:

[(1, 211345768), (2, 105672884), (4, 52836442), (8, 26418221), (17, 12432104), (34, 6216052), (53, 3987656), (68, 3108026), (106, 1993828), (109, 1938952), (136, 1554013), (212, 996914), (218, 969476), (269, 785672), (424, 498457), (436, 484738), (538, 392836), (872, 242369), (901, 234568), (1076, 196418), (1802, 117284), (1853, 114056), (2152, 98209), (3604, 58642), (3706, 57028), (4573, 46216), (5777, 36584), (7208, 29321), (7412, 28514), (9146, 23108), (11554, 18292), (14257, 14824)]