12705175

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 18252800

約数和(自身を除く): 5547625

約数列:

[1, 5, 7, 25, 35, 79, 175, 395, 553, 919, 1975, 2765, 4595, 6433, 13825, 22975, 32165, 72601, 160825, 363005, 508207, 1815025, 2541035, 12705175]

約数ペア:

[(1, 12705175), (5, 2541035), (7, 1815025), (25, 508207), (35, 363005), (79, 160825), (175, 72601), (395, 32165), (553, 22975), (919, 13825), (1975, 6433), (2765, 4595)]