247635770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{18439}}^1$

素因数の和:18542

約数の個数: 32

約数和(自身を含む): 477964800

約数和(自身を除く): 230329030

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 18439, 36878, 92195, 184390, 313463, 626926, 1456681, 1567315, 2913362, 3134630, 7283405, 14566810, 24763577, 49527154, 123817885, 247635770]

約数ペア:

[(1, 247635770), (2, 123817885), (5, 49527154), (10, 24763577), (17, 14566810), (34, 7283405), (79, 3134630), (85, 2913362), (158, 1567315), (170, 1456681), (395, 626926), (790, 313463), (1343, 184390), (2686, 92195), (6715, 36878), (13430, 18439)]