61720379

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{2081}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 74618880

約数和(自身を除く): 12898501

約数列:

[1, 7, 19, 133, 223, 1561, 2081, 4237, 14567, 29659, 39539, 276773, 464063, 3248441, 8817197, 61720379]

約数ペア:

[(1, 61720379), (7, 8817197), (19, 3248441), (133, 464063), (223, 276773), (1561, 39539), (2081, 29659), (4237, 14567)]