289120136

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{2551}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 561031680

約数和(自身を除く): 271911544

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 457, 914, 1828, 2551, 3656, 5102, 10204, 14167, 20408, 28334, 56668, 79081, 113336, 158162, 316324, 632648, 1165807, 2331614, 4663228, 9326456, 36140017, 72280034, 144560068, 289120136]

約数ペア:

[(1, 289120136), (2, 144560068), (4, 72280034), (8, 36140017), (31, 9326456), (62, 4663228), (124, 2331614), (248, 1165807), (457, 632648), (914, 316324), (1828, 158162), (2551, 113336), (3656, 79081), (5102, 56668), (10204, 28334), (14167, 20408)]