7321137

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 10982400

約数和(自身を除く): 3661263

約数列:

[1, 3, 19, 29, 43, 57, 87, 103, 129, 309, 551, 817, 1247, 1653, 1957, 2451, 2987, 3741, 4429, 5871, 8961, 13287, 23693, 56753, 71079, 84151, 128441, 170259, 252453, 385323, 2440379, 7321137]

約数ペア:

[(1, 7321137), (3, 2440379), (19, 385323), (29, 252453), (43, 170259), (57, 128441), (87, 84151), (103, 71079), (129, 56753), (309, 23693), (551, 13287), (817, 8961), (1247, 5871), (1653, 4429), (1957, 3741), (2451, 2987)]