71712669

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 115752960

約数和(自身を除く): 44040291

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 941, 1337, 2823, 3629, 4011, 6587, 10887, 17879, 19761, 25403, 53637, 76209, 125153, 179731, 375459, 539193, 1258117, 3414889, 3774351, 10244667, 23904223, 71712669]

約数ペア:

[(1, 71712669), (3, 23904223), (7, 10244667), (19, 3774351), (21, 3414889), (57, 1258117), (133, 539193), (191, 375459), (399, 179731), (573, 125153), (941, 76209), (1337, 53637), (2823, 25403), (3629, 19761), (4011, 17879), (6587, 10887)]