253445346

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 144

約数和(自身を含む): 705526848

約数和(自身を除く): 452081502

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 151, 154, 173, 198, 231, 294, 302, 346, 441, 453, 462, 519, 539, 693, 882, 906, 1038, 1057, 1078, 1211, 1359, 1386, 1557, 1617, 1661, 1903, 2114, 2422, 2718, 3114, 3171, 3234, 3322, 3633, 3806, 4851, 4983, 5709, 6342, 7266, 7399, 8477, 9513, 9702, 9966, 10899, 11418, 11627, 13321, 14798, 14949, 16954, 17127, 19026, 21798, 22197, 23254, 25431, 26123, 26642, 29898, 34254, 34881, 39963, 44394, 50862, 52246, 66591, 69762, 76293, 78369, 79926, 81389, 93247, 104643, 119889, 133182, 152586, 156738, 162778, 182861, 186494, 209286, 235107, 239778, 244167, 279741, 287353, 365722, 470214, 488334, 548583, 559482, 574706, 732501, 839223, 862059, 1097166, 1280027, 1465002, 1645749, 1678446, 1724118, 2011471, 2560054, 2586177, 3291498, 3840081, 4022942, 5172354, 6034413, 7680162, 11520243, 12068826, 14080297, 18103239, 23040486, 28160594, 36206478, 42240891, 84481782, 126722673, 253445346]

約数ペア:

[(1, 253445346), (2, 126722673), (3, 84481782), (6, 42240891), (7, 36206478), (9, 28160594), (11, 23040486), (14, 18103239), (18, 14080297), (21, 12068826), (22, 11520243), (33, 7680162), (42, 6034413), (49, 5172354), (63, 4022942), (66, 3840081), (77, 3291498), (98, 2586177), (99, 2560054), (126, 2011471), (147, 1724118), (151, 1678446), (154, 1645749), (173, 1465002), (198, 1280027), (231, 1097166), (294, 862059), (302, 839223), (346, 732501), (441, 574706), (453, 559482), (462, 548583), (519, 488334), (539, 470214), (693, 365722), (882, 287353), (906, 279741), (1038, 244167), (1057, 239778), (1078, 235107), (1211, 209286), (1359, 186494), (1386, 182861), (1557, 162778), (1617, 156738), (1661, 152586), (1903, 133182), (2114, 119889), (2422, 104643), (2718, 93247), (3114, 81389), (3171, 79926), (3234, 78369), (3322, 76293), (3633, 69762), (3806, 66591), (4851, 52246), (4983, 50862), (5709, 44394), (6342, 39963), (7266, 34881), (7399, 34254), (8477, 29898), (9513, 26642), (9702, 26123), (9966, 25431), (10899, 23254), (11418, 22197), (11627, 21798), (13321, 19026), (14798, 17127), (14949, 16954)]