8640506

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 15679488

約数和(自身を除く): 7038982

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 463, 602, 926, 1333, 2666, 3241, 6482, 9331, 14353, 18662, 19909, 28706, 39818, 100471, 139363, 200942, 278726, 617179, 1234358, 4320253, 8640506]

約数ペア:

[(1, 8640506), (2, 4320253), (7, 1234358), (14, 617179), (31, 278726), (43, 200942), (62, 139363), (86, 100471), (217, 39818), (301, 28706), (434, 19909), (463, 18662), (602, 14353), (926, 9331), (1333, 6482), (2666, 3241)]