1298286290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{806389}}^1$

素因数の和:806426

約数の個数: 32

約数和(自身を含む): 2786883840

約数和(自身を除く): 1488597550

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 806389, 1612778, 4031945, 5644723, 8063890, 11289446, 18546947, 28223615, 37093894, 56447230, 92734735, 129828629, 185469470, 259657258, 649143145, 1298286290]

約数ペア:

[(1, 1298286290), (2, 649143145), (5, 259657258), (7, 185469470), (10, 129828629), (14, 92734735), (23, 56447230), (35, 37093894), (46, 28223615), (70, 18546947), (115, 11289446), (161, 8063890), (230, 5644723), (322, 4031945), (805, 1612778), (1610, 806389)]