63521415

素因数分解:

$3^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 118158720

約数和(自身を除く): 54637305

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 157, 185, 243, 333, 405, 471, 555, 729, 785, 999, 1215, 1413, 1665, 2187, 2355, 2997, 3645, 4239, 4995, 5809, 7065, 8991, 10935, 12717, 14985, 17427, 21195, 26973, 29045, 38151, 44955, 52281, 63585, 80919, 87135, 114453, 134865, 156843, 190755, 261405, 343359, 404595, 470529, 572265, 784215, 1411587, 1716795, 2352645, 4234761, 7057935, 12704283, 21173805, 63521415]

約数ペア:

[(1, 63521415), (3, 21173805), (5, 12704283), (9, 7057935), (15, 4234761), (27, 2352645), (37, 1716795), (45, 1411587), (81, 784215), (111, 572265), (135, 470529), (157, 404595), (185, 343359), (243, 261405), (333, 190755), (405, 156843), (471, 134865), (555, 114453), (729, 87135), (785, 80919), (999, 63585), (1215, 52281), (1413, 44955), (1665, 38151), (2187, 29045), (2355, 26973), (2997, 21195), (3645, 17427), (4239, 14985), (4995, 12717), (5809, 10935), (7065, 8991)]