219954891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{5623}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 340139520

約数和(自身を除く): 120184629

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 767, 1003, 2301, 3009, 5623, 13039, 16869, 39117, 73099, 95591, 219297, 286773, 331757, 995271, 1242683, 3728049, 4312841, 5639869, 12938523, 16919607, 73318297, 219954891]

約数ペア:

[(1, 219954891), (3, 73318297), (13, 16919607), (17, 12938523), (39, 5639869), (51, 4312841), (59, 3728049), (177, 1242683), (221, 995271), (663, 331757), (767, 286773), (1003, 219297), (2301, 95591), (3009, 73099), (5623, 39117), (13039, 16869)]