81372732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138389}}^1$

素因数の和:138410

約数の個数: 36

約数和(自身を含む): 220870440

約数和(自身を除く): 139497708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138389, 276778, 415167, 553556, 830334, 968723, 1660668, 1937446, 2906169, 3874892, 5812338, 6781061, 11624676, 13562122, 20343183, 27124244, 40686366, 81372732]

約数ペア:

[(1, 81372732), (2, 40686366), (3, 27124244), (4, 20343183), (6, 13562122), (7, 11624676), (12, 6781061), (14, 5812338), (21, 3874892), (28, 2906169), (42, 1937446), (49, 1660668), (84, 968723), (98, 830334), (147, 553556), (196, 415167), (294, 276778), (588, 138389)]