664709478

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1\times {\mathrm{1801}}^1$

素因数の和:2392

約数の個数: 32

約数和(自身を含む): 1342850400

約数和(自身を除く): 678140922

約数列:

[1, 2, 3, 6, 137, 274, 411, 449, 822, 898, 1347, 1801, 2694, 3602, 5403, 10806, 61513, 123026, 184539, 246737, 369078, 493474, 740211, 808649, 1480422, 1617298, 2425947, 4851894, 110784913, 221569826, 332354739, 664709478]

約数ペア:

[(1, 664709478), (2, 332354739), (3, 221569826), (6, 110784913), (137, 4851894), (274, 2425947), (411, 1617298), (449, 1480422), (822, 808649), (898, 740211), (1347, 493474), (1801, 369078), (2694, 246737), (3602, 184539), (5403, 123026), (10806, 61513)]