26658788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 54295920

約数和(自身を除く): 27637132

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 68, 106, 212, 221, 442, 569, 689, 884, 901, 1138, 1378, 1802, 2276, 2756, 3604, 7397, 9673, 11713, 14794, 19346, 23426, 29588, 30157, 38692, 46852, 60314, 120628, 125749, 251498, 392041, 502996, 512669, 784082, 1025338, 1568164, 2050676, 6664697, 13329394, 26658788]

約数ペア:

[(1, 26658788), (2, 13329394), (4, 6664697), (13, 2050676), (17, 1568164), (26, 1025338), (34, 784082), (52, 512669), (53, 502996), (68, 392041), (106, 251498), (212, 125749), (221, 120628), (442, 60314), (569, 46852), (689, 38692), (884, 30157), (901, 29588), (1138, 23426), (1378, 19346), (1802, 14794), (2276, 11713), (2756, 9673), (3604, 7397)]