71681691

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{1951}}^1$

素因数の和:2322

約数の個数: 16

約数和(自身を含む): 98505728

約数和(自身を除く): 26824037

約数列:

[1, 3, 37, 111, 331, 993, 1951, 5853, 12247, 36741, 72187, 216561, 645781, 1937343, 23893897, 71681691]

約数ペア:

[(1, 71681691), (3, 23893897), (37, 1937343), (111, 645781), (331, 216561), (993, 72187), (1951, 36741), (5853, 12247)]