291245395

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2293}}^1$

素因数の和:2515

約数の個数: 32

約数和(自身を含む): 422830080

約数和(自身を除く): 131584685

約数列:

[1, 5, 7, 19, 35, 95, 133, 191, 665, 955, 1337, 2293, 3629, 6685, 11465, 16051, 18145, 25403, 43567, 80255, 127015, 217835, 304969, 437963, 1524845, 2189815, 3065741, 8321297, 15328705, 41606485, 58249079, 291245395]

約数ペア:

[(1, 291245395), (5, 58249079), (7, 41606485), (19, 15328705), (35, 8321297), (95, 3065741), (133, 2189815), (191, 1524845), (665, 437963), (955, 304969), (1337, 217835), (2293, 127015), (3629, 80255), (6685, 43567), (11465, 25403), (16051, 18145)]