18392948847

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{23081}}^1$

素因数の和:23253

約数の個数: 72

約数和(自身を含む): 33523373520

約数和(自身を除く): 15130424673

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 139, 147, 273, 417, 441, 637, 819, 973, 1251, 1807, 1911, 2919, 5421, 5733, 6811, 8757, 12649, 16263, 20433, 23081, 37947, 61299, 69243, 88543, 113841, 161567, 207729, 265629, 300053, 484701, 796887, 900159, 1130969, 1454103, 2100371, 2700477, 3208259, 3392907, 6301113, 9624777, 10178721, 14702597, 18903339, 22457813, 28874331, 41707367, 44107791, 67373439, 125122101, 132323373, 157204691, 202120317, 291951569, 375366303, 471614073, 875854707, 1414842219, 2043660983, 2627564121, 6130982949, 18392948847]

約数ペア:

[(1, 18392948847), (3, 6130982949), (7, 2627564121), (9, 2043660983), (13, 1414842219), (21, 875854707), (39, 471614073), (49, 375366303), (63, 291951569), (91, 202120317), (117, 157204691), (139, 132323373), (147, 125122101), (273, 67373439), (417, 44107791), (441, 41707367), (637, 28874331), (819, 22457813), (973, 18903339), (1251, 14702597), (1807, 10178721), (1911, 9624777), (2919, 6301113), (5421, 3392907), (5733, 3208259), (6811, 2700477), (8757, 2100371), (12649, 1454103), (16263, 1130969), (20433, 900159), (23081, 796887), (37947, 484701), (61299, 300053), (69243, 265629), (88543, 207729), (113841, 161567)]