201944853

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 378224640

約数和(自身を除く): 176279787

約数列:

[1, 3, 9, 11, 17, 23, 27, 33, 37, 47, 51, 69, 99, 111, 141, 153, 187, 207, 253, 297, 333, 391, 407, 423, 459, 517, 561, 621, 629, 759, 799, 851, 999, 1081, 1173, 1221, 1269, 1551, 1683, 1739, 1887, 2277, 2397, 2553, 3243, 3519, 3663, 4301, 4653, 5049, 5217, 5661, 6831, 6919, 7191, 7659, 8789, 9361, 9729, 10557, 10989, 11891, 12903, 13959, 14467, 15651, 16983, 18377, 19129, 20757, 21573, 22977, 26367, 28083, 29187, 29563, 35673, 38709, 39997, 43401, 46953, 55131, 57387, 62271, 79101, 84249, 88689, 107019, 116127, 119991, 130203, 159137, 165393, 172161, 186813, 202147, 237303, 252747, 266067, 321057, 325193, 359973, 390609, 439967, 477411, 496179, 516483, 606441, 679949, 798201, 975579, 1079919, 1319901, 1432233, 1819323, 2039847, 2926737, 3959703, 4296699, 5457969, 6119541, 7479439, 8780211, 11879109, 18358623, 22438317, 67314951, 201944853]

約数ペア:

[(1, 201944853), (3, 67314951), (9, 22438317), (11, 18358623), (17, 11879109), (23, 8780211), (27, 7479439), (33, 6119541), (37, 5457969), (47, 4296699), (51, 3959703), (69, 2926737), (99, 2039847), (111, 1819323), (141, 1432233), (153, 1319901), (187, 1079919), (207, 975579), (253, 798201), (297, 679949), (333, 606441), (391, 516483), (407, 496179), (423, 477411), (459, 439967), (517, 390609), (561, 359973), (621, 325193), (629, 321057), (759, 266067), (799, 252747), (851, 237303), (999, 202147), (1081, 186813), (1173, 172161), (1221, 165393), (1269, 159137), (1551, 130203), (1683, 119991), (1739, 116127), (1887, 107019), (2277, 88689), (2397, 84249), (2553, 79101), (3243, 62271), (3519, 57387), (3663, 55131), (4301, 46953), (4653, 43401), (5049, 39997), (5217, 38709), (5661, 35673), (6831, 29563), (6919, 29187), (7191, 28083), (7659, 26367), (8789, 22977), (9361, 21573), (9729, 20757), (10557, 19129), (10989, 18377), (11891, 16983), (12903, 15651), (13959, 14467)]