81850818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 211507200

約数和(自身を除く): 129656382

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 59, 67, 87, 102, 118, 119, 134, 174, 177, 201, 203, 238, 354, 357, 402, 406, 413, 469, 493, 609, 714, 826, 938, 986, 1003, 1139, 1218, 1239, 1407, 1479, 1711, 1943, 2006, 2278, 2478, 2814, 2958, 3009, 3417, 3422, 3451, 3886, 3953, 5133, 5829, 6018, 6834, 6902, 7021, 7906, 7973, 10266, 10353, 11658, 11859, 11977, 13601, 14042, 15946, 20706, 21063, 23718, 23919, 23954, 27202, 27671, 29087, 33031, 35931, 40803, 42126, 47838, 55342, 58174, 66062, 67201, 71862, 81606, 83013, 87261, 99093, 114637, 134402, 166026, 174522, 198186, 201603, 203609, 229274, 231217, 343911, 403206, 407218, 462434, 470407, 610827, 687822, 693651, 802459, 940814, 1221654, 1387302, 1411221, 1604918, 1948829, 2407377, 2822442, 3897658, 4814754, 5846487, 11692974, 13641803, 27283606, 40925409, 81850818]

約数ペア:

[(1, 81850818), (2, 40925409), (3, 27283606), (6, 13641803), (7, 11692974), (14, 5846487), (17, 4814754), (21, 3897658), (29, 2822442), (34, 2407377), (42, 1948829), (51, 1604918), (58, 1411221), (59, 1387302), (67, 1221654), (87, 940814), (102, 802459), (118, 693651), (119, 687822), (134, 610827), (174, 470407), (177, 462434), (201, 407218), (203, 403206), (238, 343911), (354, 231217), (357, 229274), (402, 203609), (406, 201603), (413, 198186), (469, 174522), (493, 166026), (609, 134402), (714, 114637), (826, 99093), (938, 87261), (986, 83013), (1003, 81606), (1139, 71862), (1218, 67201), (1239, 66062), (1407, 58174), (1479, 55342), (1711, 47838), (1943, 42126), (2006, 40803), (2278, 35931), (2478, 33031), (2814, 29087), (2958, 27671), (3009, 27202), (3417, 23954), (3422, 23919), (3451, 23718), (3886, 21063), (3953, 20706), (5133, 15946), (5829, 14042), (6018, 13601), (6834, 11977), (6902, 11859), (7021, 11658), (7906, 10353), (7973, 10266)]