199997174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{12799}}^1$

素因数の和:13415

約数の個数: 16

約数和(自身を含む): 323635200

約数和(自身を除く): 123638026

約数列:

[1, 2, 13, 26, 601, 1202, 7813, 12799, 15626, 25598, 166387, 332774, 7692199, 15384398, 99998587, 199997174]

約数ペア:

[(1, 199997174), (2, 99998587), (13, 15384398), (26, 7692199), (601, 332774), (1202, 166387), (7813, 25598), (12799, 15626)]