197173886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20441}}^1$

素因数の和:20516

約数の個数: 32

約数和(自身を含む): 370899648

約数和(自身を除く): 173725762

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 9646, 20441, 40882, 143087, 265733, 286174, 531466, 1083373, 1860131, 2166746, 3720262, 7583611, 14083849, 15167222, 28167698, 98586943, 197173886]

約数ペア:

[(1, 197173886), (2, 98586943), (7, 28167698), (13, 15167222), (14, 14083849), (26, 7583611), (53, 3720262), (91, 2166746), (106, 1860131), (182, 1083373), (371, 531466), (689, 286174), (742, 265733), (1378, 143087), (4823, 40882), (9646, 20441)]