86861845

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 123863040

約数和(自身を除く): 37001195

約数列:

[1, 5, 7, 31, 35, 155, 217, 223, 359, 1085, 1115, 1561, 1795, 2513, 6913, 7805, 11129, 12565, 34565, 48391, 55645, 77903, 80057, 241955, 389515, 400285, 560399, 2481767, 2801995, 12408835, 17372369, 86861845]

約数ペア:

[(1, 86861845), (5, 17372369), (7, 12408835), (31, 2801995), (35, 2481767), (155, 560399), (217, 400285), (223, 389515), (359, 241955), (1085, 80057), (1115, 77903), (1561, 55645), (1795, 48391), (2513, 34565), (6913, 12565), (7805, 11129)]