1994559

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 3326976

約数和(自身を除く): 1332417

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 151, 259, 357, 453, 629, 777, 1057, 1887, 2567, 3171, 4403, 5587, 7701, 13209, 16761, 17969, 39109, 53907, 94979, 117327, 284937, 664853, 1994559]

約数ペア:

[(1, 1994559), (3, 664853), (7, 284937), (17, 117327), (21, 94979), (37, 53907), (51, 39109), (111, 17969), (119, 16761), (151, 13209), (259, 7701), (357, 5587), (453, 4403), (629, 3171), (777, 2567), (1057, 1887)]