647481601

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 781401600

約数和(自身を除く): 133919999

約数列:

[1, 13, 17, 19, 221, 247, 271, 323, 569, 3523, 4199, 4607, 5149, 7397, 9673, 10811, 59891, 66937, 87533, 125749, 140543, 154199, 183787, 1137929, 2004587, 2389231, 2621383, 2929781, 34077979, 38087153, 49806277, 647481601]

約数ペア:

[(1, 647481601), (13, 49806277), (17, 38087153), (19, 34077979), (221, 2929781), (247, 2621383), (271, 2389231), (323, 2004587), (569, 1137929), (3523, 183787), (4199, 154199), (4607, 140543), (5149, 125749), (7397, 87533), (9673, 66937), (10811, 59891)]