153381921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{663991}}^1$

素因数の和:664012

約数の個数: 16

約数和(自身を含む): 254972928

約数和(自身を除く): 101591007

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 663991, 1991973, 4647937, 7303901, 13943811, 21911703, 51127307, 153381921]

約数ペア:

[(1, 153381921), (3, 51127307), (7, 21911703), (11, 13943811), (21, 7303901), (33, 4647937), (77, 1991973), (231, 663991)]