213865929

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{337}}^1\times {\mathrm{659}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 313204320

約数和(自身を除く): 99338391

約数列:

[1, 3, 9, 107, 321, 337, 659, 963, 1011, 1977, 3033, 5931, 36059, 70513, 108177, 211539, 222083, 324531, 634617, 666249, 1998747, 23762881, 71288643, 213865929]

約数ペア:

[(1, 213865929), (3, 71288643), (9, 23762881), (107, 1998747), (321, 666249), (337, 634617), (659, 324531), (963, 222083), (1011, 211539), (1977, 108177), (3033, 70513), (5931, 36059)]