394446

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:420

約数の個数: 24

約数和(自身を含む): 856440

約数和(自身を除く): 461994

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 389, 507, 778, 1014, 1167, 2334, 5057, 10114, 15171, 30342, 65741, 131482, 197223, 394446]

約数ペア:

[(1, 394446), (2, 197223), (3, 131482), (6, 65741), (13, 30342), (26, 15171), (39, 10114), (78, 5057), (169, 2334), (338, 1167), (389, 1014), (507, 778)]