388525845

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{743}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 632530944

約数和(自身を除く): 244005099

約数列:

[1, 3, 5, 15, 71, 213, 355, 491, 743, 1065, 1473, 2229, 2455, 3715, 7365, 11145, 34861, 52753, 104583, 158259, 174305, 263765, 364813, 522915, 791295, 1094439, 1824065, 5472195, 25901723, 77705169, 129508615, 388525845]

約数ペア:

[(1, 388525845), (3, 129508615), (5, 77705169), (15, 25901723), (71, 5472195), (213, 1824065), (355, 1094439), (491, 791295), (743, 522915), (1065, 364813), (1473, 263765), (2229, 174305), (2455, 158259), (3715, 104583), (7365, 52753), (11145, 34861)]