64989921

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{463}}^1\times {\mathrm{659}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 88197120

約数和(自身を除く): 23207199

約数列:

[1, 3, 71, 213, 463, 659, 1389, 1977, 32873, 46789, 98619, 140367, 305117, 915351, 21663307, 64989921]

約数ペア:

[(1, 64989921), (3, 21663307), (71, 915351), (213, 305117), (463, 140367), (659, 98619), (1389, 46789), (1977, 32873)]