7261191

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 12446720

約数和(自身を除く): 5185529

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 373, 721, 927, 1119, 2163, 2611, 2781, 3357, 6489, 7833, 10071, 19467, 23499, 38419, 70497, 115257, 268933, 345771, 806799, 1037313, 2420397, 7261191]

約数ペア:

[(1, 7261191), (3, 2420397), (7, 1037313), (9, 806799), (21, 345771), (27, 268933), (63, 115257), (103, 70497), (189, 38419), (309, 23499), (373, 19467), (721, 10071), (927, 7833), (1119, 6489), (2163, 3357), (2611, 2781)]