31353921

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 46238400

約数和(自身を除く): 14884479

約数列:

[1, 3, 9, 103, 149, 227, 309, 447, 681, 927, 1341, 2043, 15347, 23381, 33823, 46041, 70143, 101469, 138123, 210429, 304407, 3483769, 10451307, 31353921]

約数ペア:

[(1, 31353921), (3, 10451307), (9, 3483769), (103, 304407), (149, 210429), (227, 138123), (309, 101469), (447, 70143), (681, 46041), (927, 33823), (1341, 23381), (2043, 15347)]