685041903

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 108

約数和(自身を含む): 1312228008

約数和(自身を除く): 627186105

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 331, 361, 399, 441, 637, 741, 819, 931, 993, 1083, 1197, 1729, 1911, 2223, 2317, 2527, 2793, 2979, 3249, 4303, 4693, 5187, 5733, 6289, 6951, 7581, 8379, 12103, 12909, 14079, 15561, 16219, 17689, 18867, 20853, 22743, 30121, 32851, 36309, 38727, 42237, 44023, 48657, 53067, 56601, 81757, 90363, 98553, 108927, 119491, 132069, 145971, 159201, 210847, 229957, 245271, 271089, 295659, 308161, 358473, 396207, 572299, 632541, 689871, 735813, 836437, 924483, 1075419, 1553383, 1716897, 1897623, 2069613, 2509311, 2773449, 4006093, 4660149, 5150691, 5855059, 7527933, 10873681, 12018279, 13980447, 17565177, 32621043, 36054837, 52695531, 76115767, 97863129, 228347301, 685041903]

約数ペア:

[(1, 685041903), (3, 228347301), (7, 97863129), (9, 76115767), (13, 52695531), (19, 36054837), (21, 32621043), (39, 17565177), (49, 13980447), (57, 12018279), (63, 10873681), (91, 7527933), (117, 5855059), (133, 5150691), (147, 4660149), (171, 4006093), (247, 2773449), (273, 2509311), (331, 2069613), (361, 1897623), (399, 1716897), (441, 1553383), (637, 1075419), (741, 924483), (819, 836437), (931, 735813), (993, 689871), (1083, 632541), (1197, 572299), (1729, 396207), (1911, 358473), (2223, 308161), (2317, 295659), (2527, 271089), (2793, 245271), (2979, 229957), (3249, 210847), (4303, 159201), (4693, 145971), (5187, 132069), (5733, 119491), (6289, 108927), (6951, 98553), (7581, 90363), (8379, 81757), (12103, 56601), (12909, 53067), (14079, 48657), (15561, 44023), (16219, 42237), (17689, 38727), (18867, 36309), (20853, 32851), (22743, 30121)]