157499223

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 245414400

約数和(自身を除く): 87915177

約数列:

[1, 3, 7, 21, 83, 109, 249, 327, 581, 763, 829, 1743, 2289, 2487, 5803, 9047, 17409, 27141, 63329, 68807, 90361, 189987, 206421, 271083, 481649, 632527, 1444947, 1897581, 7499963, 22499889, 52499741, 157499223]

約数ペア:

[(1, 157499223), (3, 52499741), (7, 22499889), (21, 7499963), (83, 1897581), (109, 1444947), (249, 632527), (327, 481649), (581, 271083), (763, 206421), (829, 189987), (1743, 90361), (2289, 68807), (2487, 63329), (5803, 27141), (9047, 17409)]