201990510555

素因数分解:

$3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{23583247}}^1$

素因数の和:23583826

約数の個数: 16

約数和(自身を含む): 323750828544

約数和(自身を除く): 121760317989

約数列:

[1, 3, 5, 15, 571, 1713, 2855, 8565, 23583247, 70749741, 117916235, 353748705, 13466034037, 40398102111, 67330170185, 201990510555]

約数ペア:

[(1, 201990510555), (3, 67330170185), (5, 40398102111), (15, 13466034037), (571, 353748705), (1713, 117916235), (2855, 70749741), (8565, 23583247)]