51703431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 77134848

約数和(自身を除く): 25431417

約数列:

[1, 3, 13, 39, 47, 67, 141, 201, 421, 611, 871, 1263, 1833, 2613, 3149, 5473, 9447, 16419, 19787, 28207, 40937, 59361, 84621, 122811, 257231, 366691, 771693, 1100073, 1325729, 3977187, 17234477, 51703431]

約数ペア:

[(1, 51703431), (3, 17234477), (13, 3977187), (39, 1325729), (47, 1100073), (67, 771693), (141, 366691), (201, 257231), (421, 122811), (611, 84621), (871, 59361), (1263, 40937), (1833, 28207), (2613, 19787), (3149, 16419), (5473, 9447)]