64511307

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21787}}^1$

素因数の和:21847

約数の個数: 24

約数和(自身を含む): 108765696

約数和(自身を除く): 44254389

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 21787, 65361, 152509, 196083, 457527, 1023989, 1372581, 3071967, 7167923, 9215901, 21503769, 64511307]

約数ペア:

[(1, 64511307), (3, 21503769), (7, 9215901), (9, 7167923), (21, 3071967), (47, 1372581), (63, 1023989), (141, 457527), (329, 196083), (423, 152509), (987, 65361), (2961, 21787)]