71564409

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{24169}}^1$

素因数の和:24229

約数の個数: 24

約数和(自身を含む): 120656640

約数和(自身を除く): 49092231

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 24169, 72507, 169183, 217521, 507549, 1135943, 1522647, 3407829, 7951601, 10223487, 23854803, 71564409]

約数ペア:

[(1, 71564409), (3, 23854803), (7, 10223487), (9, 7951601), (21, 3407829), (47, 1522647), (63, 1135943), (141, 507549), (329, 217521), (423, 169183), (987, 72507), (2961, 24169)]