1971487406

素因数分解:

$2^1\times 7^1\times {\mathrm{6827}}^1\times {\mathrm{20627}}^1$

素因数の和:27463

約数の個数: 16

約数和(自身を含む): 3380351616

約数和(自身を除く): 1408864210

約数列:

[1, 2, 7, 14, 6827, 13654, 20627, 41254, 47789, 95578, 144389, 288778, 140820529, 281641058, 985743703, 1971487406]

約数ペア:

[(1, 1971487406), (2, 985743703), (7, 281641058), (14, 140820529), (6827, 288778), (13654, 144389), (20627, 95578), (41254, 47789)]