389635904

素因数分解:

$2^6\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6257}}^1$

素因数の和:6415

約数の個数: 56

約数和(自身を含む): 890137920

約数和(自身を除く): 500502016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 139, 224, 278, 448, 556, 973, 1112, 1946, 2224, 3892, 4448, 6257, 7784, 8896, 12514, 15568, 25028, 31136, 43799, 50056, 62272, 87598, 100112, 175196, 200224, 350392, 400448, 700784, 869723, 1401568, 1739446, 2803136, 3478892, 6088061, 6957784, 12176122, 13915568, 24352244, 27831136, 48704488, 55662272, 97408976, 194817952, 389635904]

約数ペア:

[(1, 389635904), (2, 194817952), (4, 97408976), (7, 55662272), (8, 48704488), (14, 27831136), (16, 24352244), (28, 13915568), (32, 12176122), (56, 6957784), (64, 6088061), (112, 3478892), (139, 2803136), (224, 1739446), (278, 1401568), (448, 869723), (556, 700784), (973, 400448), (1112, 350392), (1946, 200224), (2224, 175196), (3892, 100112), (4448, 87598), (6257, 62272), (7784, 50056), (8896, 43799), (12514, 31136), (15568, 25028)]