72069921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103997}}^1$

素因数の和:104021

約数の個数: 24

約数和(自身を含む): 129789504

約数和(自身を除く): 57719583

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 103997, 311991, 727979, 935973, 1143967, 2183937, 3431901, 6551811, 8007769, 10295703, 24023307, 72069921]

約数ペア:

[(1, 72069921), (3, 24023307), (7, 10295703), (9, 8007769), (11, 6551811), (21, 3431901), (33, 2183937), (63, 1143967), (77, 935973), (99, 727979), (231, 311991), (693, 103997)]