71671509

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87511}}^1$

素因数の和:87537

約数の個数: 24

約数和(自身を含む): 127417472

約数和(自身を除く): 55745963

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 87511, 262533, 612577, 787599, 1137643, 1837731, 3412929, 5513193, 7963501, 10238787, 23890503, 71671509]

約数ペア:

[(1, 71671509), (3, 23890503), (7, 10238787), (9, 7963501), (13, 5513193), (21, 3412929), (39, 1837731), (63, 1137643), (91, 787599), (117, 612577), (273, 262533), (819, 87511)]