13206977

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 17107200

約数和(自身を除く): 3900223

約数列:

[1, 7, 17, 29, 43, 89, 119, 203, 301, 493, 623, 731, 1247, 1513, 2581, 3451, 3827, 5117, 8729, 10591, 18067, 21199, 26789, 43877, 65059, 110983, 148393, 307139, 455413, 776881, 1886711, 13206977]

約数ペア:

[(1, 13206977), (7, 1886711), (17, 776881), (29, 455413), (43, 307139), (89, 148393), (119, 110983), (203, 65059), (301, 43877), (493, 26789), (623, 21199), (731, 18067), (1247, 10591), (1513, 8729), (2581, 5117), (3451, 3827)]