81063129

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 126883584

約数和(自身を除く): 45820455

約数列:

[1, 3, 7, 21, 53, 159, 173, 371, 421, 519, 1113, 1211, 1263, 2947, 3633, 8841, 9169, 22313, 27507, 64183, 66939, 72833, 156191, 192549, 218499, 468573, 509831, 1529493, 3860149, 11580447, 27021043, 81063129]

約数ペア:

[(1, 81063129), (3, 27021043), (7, 11580447), (21, 3860149), (53, 1529493), (159, 509831), (173, 468573), (371, 218499), (421, 192549), (519, 156191), (1113, 72833), (1211, 66939), (1263, 64183), (2947, 27507), (3633, 22313), (8841, 9169)]