31331538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1489}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 78099840

約数和(自身を除く): 46768302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167, 334, 501, 1002, 1169, 1489, 1503, 2338, 2978, 3006, 3507, 4467, 7014, 8934, 10423, 10521, 13401, 20846, 21042, 26802, 31269, 62538, 93807, 187614, 248663, 497326, 745989, 1491978, 1740641, 2237967, 3481282, 4475934, 5221923, 10443846, 15665769, 31331538]

約数ペア:

[(1, 31331538), (2, 15665769), (3, 10443846), (6, 5221923), (7, 4475934), (9, 3481282), (14, 2237967), (18, 1740641), (21, 1491978), (42, 745989), (63, 497326), (126, 248663), (167, 187614), (334, 93807), (501, 62538), (1002, 31269), (1169, 26802), (1489, 21042), (1503, 20846), (2338, 13401), (2978, 10521), (3006, 10423), (3507, 8934), (4467, 7014)]