199977037

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1\times {\mathrm{563}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 218877120

約数和(自身を除く): 18900083

約数列:

[1, 13, 89, 307, 563, 1157, 3991, 7319, 27323, 50107, 172841, 355199, 651391, 2246933, 15382849, 199977037]

約数ペア:

[(1, 199977037), (13, 15382849), (89, 2246933), (307, 651391), (563, 355199), (1157, 172841), (3991, 50107), (7319, 27323)]