203910111

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20959}}^1$

素因数の和:21035

約数の個数: 24

約数和(自身を含む): 313896960

約数和(自身を除く): 109986849

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 20959, 62877, 188631, 482057, 985073, 1446171, 2955219, 4338513, 8865657, 22656679, 67970037, 203910111]

約数ペア:

[(1, 203910111), (3, 67970037), (9, 22656679), (23, 8865657), (47, 4338513), (69, 2955219), (141, 1446171), (207, 985073), (423, 482057), (1081, 188631), (3243, 62877), (9729, 20959)]