74869921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2239}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 90961920

約数和(自身を除く): 16091999

約数列:

[1, 7, 17, 119, 281, 1967, 2239, 4777, 15673, 33439, 38063, 266441, 629159, 4404113, 10695703, 74869921]

約数ペア:

[(1, 74869921), (7, 10695703), (17, 4404113), (119, 629159), (281, 266441), (1967, 38063), (2239, 33439), (4777, 15673)]