91647140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{352489}}^1$

素因数の和:352511

約数の個数: 24

約数和(自身を含む): 207264120

約数和(自身を除く): 115616980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 352489, 704978, 1409956, 1762445, 3524890, 4582357, 7049780, 9164714, 18329428, 22911785, 45823570, 91647140]

約数ペア:

[(1, 91647140), (2, 45823570), (4, 22911785), (5, 18329428), (10, 9164714), (13, 7049780), (20, 4582357), (26, 3524890), (52, 1762445), (65, 1409956), (130, 704978), (260, 352489)]