1993124637

素因数分解:

$3^7\times 7^3\times {\mathrm{2657}}^1$

素因数の和:2699

約数の個数: 64

約数和(自身を含む): 3487296000

約数和(自身を除く): 1494171363

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 343, 441, 567, 729, 1029, 1323, 1701, 2187, 2657, 3087, 3969, 5103, 7971, 9261, 11907, 15309, 18599, 23913, 27783, 35721, 55797, 71739, 83349, 107163, 130193, 167391, 215217, 250047, 390579, 502173, 645651, 750141, 911351, 1171737, 1506519, 1936953, 2734053, 3515211, 4519557, 5810859, 8202159, 10545633, 13558671, 24606477, 31636899, 40676013, 73819431, 94910697, 221458293, 284732091, 664374879, 1993124637]

約数ペア:

[(1, 1993124637), (3, 664374879), (7, 284732091), (9, 221458293), (21, 94910697), (27, 73819431), (49, 40676013), (63, 31636899), (81, 24606477), (147, 13558671), (189, 10545633), (243, 8202159), (343, 5810859), (441, 4519557), (567, 3515211), (729, 2734053), (1029, 1936953), (1323, 1506519), (1701, 1171737), (2187, 911351), (2657, 750141), (3087, 645651), (3969, 502173), (5103, 390579), (7971, 250047), (9261, 215217), (11907, 167391), (15309, 130193), (18599, 107163), (23913, 83349), (27783, 71739), (35721, 55797)]