38953743

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 58460160

約数和(自身を除く): 19506417

約数列:

[1, 3, 19, 23, 43, 57, 69, 129, 437, 691, 817, 989, 1311, 2073, 2451, 2967, 13129, 15893, 18791, 29713, 39387, 47679, 56373, 89139, 301967, 564547, 683399, 905901, 1693641, 2050197, 12984581, 38953743]

約数ペア:

[(1, 38953743), (3, 12984581), (19, 2050197), (23, 1693641), (43, 905901), (57, 683399), (69, 564547), (129, 301967), (437, 89139), (691, 56373), (817, 47679), (989, 39387), (1311, 29713), (2073, 18791), (2451, 15893), (2967, 13129)]