13991045

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 17357760

約数和(自身を除く): 3366715

約数列:

[1, 5, 41, 139, 205, 491, 695, 2455, 5699, 20131, 28495, 68249, 100655, 341245, 2798209, 13991045]

約数ペア:

[(1, 13991045), (5, 2798209), (41, 341245), (139, 100655), (205, 68249), (491, 28495), (695, 20131), (2455, 5699)]