71518638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1231}}^1$

素因数の和:1680

約数の個数: 32

約数和(自身を含む): 149732352

約数和(自身を除く): 78213714

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 421, 842, 1231, 1263, 2462, 2526, 3693, 7386, 9683, 19366, 28313, 29049, 56626, 58098, 84939, 169878, 518251, 1036502, 1554753, 3109506, 11919773, 23839546, 35759319, 71518638]

約数ペア:

[(1, 71518638), (2, 35759319), (3, 23839546), (6, 11919773), (23, 3109506), (46, 1554753), (69, 1036502), (138, 518251), (421, 169878), (842, 84939), (1231, 58098), (1263, 56626), (2462, 29049), (2526, 28313), (3693, 19366), (7386, 9683)]