71996409

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 106392000

約数和(自身を除く): 34395591

約数列:

[1, 3, 9, 61, 183, 199, 549, 597, 659, 1791, 1977, 5931, 12139, 36417, 40199, 109251, 120597, 131141, 361791, 393423, 1180269, 7999601, 23998803, 71996409]

約数ペア:

[(1, 71996409), (3, 23998803), (9, 7999601), (61, 1180269), (183, 393423), (199, 361791), (549, 131141), (597, 120597), (659, 109251), (1791, 40199), (1977, 36417), (5931, 12139)]