81688948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{6607}}^1$

素因数の和:6903

約数の個数: 24

約数和(自身を含む): 156530304

約数和(自身を除く): 74841356

約数列:

[1, 2, 4, 11, 22, 44, 281, 562, 1124, 3091, 6182, 6607, 12364, 13214, 26428, 72677, 145354, 290708, 1856567, 3713134, 7426268, 20422237, 40844474, 81688948]

約数ペア:

[(1, 81688948), (2, 40844474), (4, 20422237), (11, 7426268), (22, 3713134), (44, 1856567), (281, 290708), (562, 145354), (1124, 72677), (3091, 26428), (6182, 13214), (6607, 12364)]