1215335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 1676160

約数和(自身を除く): 460825

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1163, 5815, 12793, 22097, 63965, 110485, 243067, 1215335]

約数ペア:

[(1, 1215335), (5, 243067), (11, 110485), (19, 63965), (55, 22097), (95, 12793), (209, 5815), (1045, 1163)]