205126218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1777}}^1$

素因数の和:1860

約数の個数: 72

約数和(自身を含む): 498014244

約数和(自身を除く): 292888026

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 106, 121, 159, 198, 242, 318, 363, 477, 583, 726, 954, 1089, 1166, 1749, 1777, 2178, 3498, 3554, 5247, 5331, 6413, 10494, 10662, 12826, 15993, 19239, 19547, 31986, 38478, 39094, 57717, 58641, 94181, 115434, 117282, 175923, 188362, 215017, 282543, 351846, 430034, 565086, 645051, 847629, 1035991, 1290102, 1695258, 1935153, 2071982, 3107973, 3870306, 6215946, 9323919, 11395901, 18647838, 22791802, 34187703, 68375406, 102563109, 205126218]

約数ペア:

[(1, 205126218), (2, 102563109), (3, 68375406), (6, 34187703), (9, 22791802), (11, 18647838), (18, 11395901), (22, 9323919), (33, 6215946), (53, 3870306), (66, 3107973), (99, 2071982), (106, 1935153), (121, 1695258), (159, 1290102), (198, 1035991), (242, 847629), (318, 645051), (363, 565086), (477, 430034), (583, 351846), (726, 282543), (954, 215017), (1089, 188362), (1166, 175923), (1749, 117282), (1777, 115434), (2178, 94181), (3498, 58641), (3554, 57717), (5247, 39094), (5331, 38478), (6413, 31986), (10494, 19547), (10662, 19239), (12826, 15993)]