25901954

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:614

約数の個数: 24

約数和(自身を含む): 42393780

約数和(自身を除く): 16491826

約数列:

[1, 2, 13, 26, 169, 197, 338, 389, 394, 778, 2561, 5057, 5122, 10114, 33293, 65741, 66586, 76633, 131482, 153266, 996229, 1992458, 12950977, 25901954]

約数ペア:

[(1, 25901954), (2, 12950977), (13, 1992458), (26, 996229), (169, 153266), (197, 131482), (338, 76633), (389, 66586), (394, 65741), (778, 33293), (2561, 10114), (5057, 5122)]