53388489

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 91371456

約数和(自身を除く): 37982967

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 137, 147, 231, 241, 411, 539, 723, 959, 1507, 1617, 1687, 2651, 2877, 4521, 5061, 6713, 7953, 10549, 11809, 18557, 20139, 31647, 33017, 35427, 55671, 73843, 99051, 129899, 221529, 231119, 363187, 389697, 693357, 1089561, 1617833, 2542309, 4853499, 7626927, 17796163, 53388489]

約数ペア:

[(1, 53388489), (3, 17796163), (7, 7626927), (11, 4853499), (21, 2542309), (33, 1617833), (49, 1089561), (77, 693357), (137, 389697), (147, 363187), (231, 231119), (241, 221529), (411, 129899), (539, 99051), (723, 73843), (959, 55671), (1507, 35427), (1617, 33017), (1687, 31647), (2651, 20139), (2877, 18557), (4521, 11809), (5061, 10549), (6713, 7953)]