1640199

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2198

約数の個数: 16

約数和(自身を含む): 2490624

約数和(自身を除く): 850425

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 2161, 6483, 23771, 49703, 71313, 149109, 546733, 1640199]

約数ペア:

[(1, 1640199), (3, 546733), (11, 149109), (23, 71313), (33, 49703), (69, 23771), (253, 6483), (759, 2161)]