25314978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 54718272

約数和(自身を除く): 29403294

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 491, 661, 982, 1322, 1473, 1983, 2946, 3966, 6383, 8593, 12766, 17186, 19149, 25779, 38298, 51558, 324551, 649102, 973653, 1947306, 4219163, 8438326, 12657489, 25314978]

約数ペア:

[(1, 25314978), (2, 12657489), (3, 8438326), (6, 4219163), (13, 1947306), (26, 973653), (39, 649102), (78, 324551), (491, 51558), (661, 38298), (982, 25779), (1322, 19149), (1473, 17186), (1983, 12766), (2946, 8593), (3966, 6383)]