72807813

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2027}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 113681568

約数和(自身を除く): 40873755

約数列:

[1, 3, 9, 13, 39, 117, 307, 921, 2027, 2763, 3991, 6081, 11973, 18243, 26351, 35919, 79053, 237159, 622289, 1866867, 5600601, 8089757, 24269271, 72807813]

約数ペア:

[(1, 72807813), (3, 24269271), (9, 8089757), (13, 5600601), (39, 1866867), (117, 622289), (307, 237159), (921, 79053), (2027, 35919), (2763, 26351), (3991, 18243), (6081, 11973)]