64677388

素因数分解:

$2^2\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 114615200

約数和(自身を除く): 49937812

約数列:

[1, 2, 4, 193, 199, 386, 398, 421, 772, 796, 842, 1684, 38407, 76814, 81253, 83779, 153628, 162506, 167558, 325012, 335116, 16169347, 32338694, 64677388]

約数ペア:

[(1, 64677388), (2, 32338694), (4, 16169347), (193, 335116), (199, 325012), (386, 167558), (398, 162506), (421, 153628), (772, 83779), (796, 81253), (842, 76814), (1684, 38407)]