84137781

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7517}}^1$

素因数の和:7581

約数の個数: 32

約数和(自身を含む): 141458688

約数和(自身を除く): 57320907

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 7517, 11193, 22551, 52619, 97721, 157857, 293163, 308197, 684047, 924591, 2052141, 2157379, 4006561, 6472137, 12019683, 28045927, 84137781]

約数ペア:

[(1, 84137781), (3, 28045927), (7, 12019683), (13, 6472137), (21, 4006561), (39, 2157379), (41, 2052141), (91, 924591), (123, 684047), (273, 308197), (287, 293163), (533, 157857), (861, 97721), (1599, 52619), (3731, 22551), (7517, 11193)]