79777905

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 130612224

約数和(自身を除く): 50834319

約数列:

[1, 3, 5, 15, 67, 163, 201, 335, 487, 489, 815, 1005, 1461, 2435, 2445, 7305, 10921, 32629, 32763, 54605, 79381, 97887, 163145, 163815, 238143, 396905, 489435, 1190715, 5318527, 15955581, 26592635, 79777905]

約数ペア:

[(1, 79777905), (3, 26592635), (5, 15955581), (15, 5318527), (67, 1190715), (163, 489435), (201, 396905), (335, 238143), (487, 163815), (489, 163145), (815, 97887), (1005, 79381), (1461, 54605), (2435, 32763), (2445, 32629), (7305, 10921)]