1680864645

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{4519}}^1$

素因数の和:4845

約数の個数: 32

約数和(自身を含む): 2724583680

約数和(自身を除く): 1043719035

約数列:

[1, 3, 5, 15, 137, 181, 411, 543, 685, 905, 2055, 2715, 4519, 13557, 22595, 24797, 67785, 74391, 123985, 371955, 619103, 817939, 1857309, 2453817, 3095515, 4089695, 9286545, 12269085, 112057643, 336172929, 560288215, 1680864645]

約数ペア:

[(1, 1680864645), (3, 560288215), (5, 336172929), (15, 112057643), (137, 12269085), (181, 9286545), (411, 4089695), (543, 3095515), (685, 2453817), (905, 1857309), (2055, 817939), (2715, 619103), (4519, 371955), (13557, 123985), (22595, 74391), (24797, 67785)]