3978616

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{2357}}^1$

素因数の和:2574

約数の個数: 16

約数和(自身を含む): 7498440

約数和(自身を除く): 3519824

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 2357, 4714, 9428, 18856, 497327, 994654, 1989308, 3978616]

約数ペア:

[(1, 3978616), (2, 1989308), (4, 994654), (8, 497327), (211, 18856), (422, 9428), (844, 4714), (1688, 2357)]