319738881

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{22691}}^1$

素因数の和:22773

約数の個数: 32

約数和(自身を含む): 540251136

約数和(自身を除く): 220512255

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 1281, 2013, 4697, 14091, 22691, 68073, 158837, 249601, 476511, 748803, 1384151, 1747207, 4152453, 5241621, 9689057, 15225661, 29067171, 45676983, 106579627, 319738881]

約数ペア:

[(1, 319738881), (3, 106579627), (7, 45676983), (11, 29067171), (21, 15225661), (33, 9689057), (61, 5241621), (77, 4152453), (183, 1747207), (231, 1384151), (427, 748803), (671, 476511), (1281, 249601), (2013, 158837), (4697, 68073), (14091, 22691)]