64385535

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 105910272

約数和(自身を除く): 41524737

約数列:

[1, 3, 5, 15, 47, 141, 235, 271, 337, 705, 813, 1011, 1355, 1685, 4065, 5055, 12737, 15839, 38211, 47517, 63685, 79195, 91327, 191055, 237585, 273981, 456635, 1369905, 4292369, 12877107, 21461845, 64385535]

約数ペア:

[(1, 64385535), (3, 21461845), (5, 12877107), (15, 4292369), (47, 1369905), (141, 456635), (235, 273981), (271, 237585), (337, 191055), (705, 91327), (813, 79195), (1011, 63685), (1355, 47517), (1685, 38211), (4065, 15839), (5055, 12737)]