1389418716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{38737}}^1$

素因数の和:38819

約数の個数: 72

約数和(自身を含む): 3833202576

約数和(自身を除く): 2443783860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2562, 2989, 5124, 5978, 8967, 11956, 17934, 35868, 38737, 77474, 116211, 154948, 232422, 271159, 464844, 542318, 813477, 1084636, 1626954, 1898113, 2362957, 3253908, 3796226, 4725914, 5694339, 7088871, 7592452, 9451828, 11388678, 14177742, 16540699, 22777356, 28355484, 33081398, 49622097, 66162796, 99244194, 115784893, 198488388, 231569786, 347354679, 463139572, 694709358, 1389418716]

約数ペア:

[(1, 1389418716), (2, 694709358), (3, 463139572), (4, 347354679), (6, 231569786), (7, 198488388), (12, 115784893), (14, 99244194), (21, 66162796), (28, 49622097), (42, 33081398), (49, 28355484), (61, 22777356), (84, 16540699), (98, 14177742), (122, 11388678), (147, 9451828), (183, 7592452), (196, 7088871), (244, 5694339), (294, 4725914), (366, 3796226), (427, 3253908), (588, 2362957), (732, 1898113), (854, 1626954), (1281, 1084636), (1708, 813477), (2562, 542318), (2989, 464844), (5124, 271159), (5978, 232422), (8967, 154948), (11956, 116211), (17934, 77474), (35868, 38737)]