1228221939

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{1571}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 1907527680

約数和(自身を除く): 679305741

約数列:

[1, 3, 7, 21, 59, 177, 413, 631, 1239, 1571, 1893, 4417, 4713, 10997, 13251, 32991, 37229, 92689, 111687, 260603, 278067, 648823, 781809, 991301, 1946469, 2973903, 6939107, 20817321, 58486759, 175460277, 409407313, 1228221939]

約数ペア:

[(1, 1228221939), (3, 409407313), (7, 175460277), (21, 58486759), (59, 20817321), (177, 6939107), (413, 2973903), (631, 1946469), (1239, 991301), (1571, 781809), (1893, 648823), (4417, 278067), (4713, 260603), (10997, 111687), (13251, 92689), (32991, 37229)]