291237291351

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{15716221}}^1$

素因数の和:15716327

約数の個数: 24

約数和(自身を含む): 441311513760

約数和(自身を除く): 150074222409

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 6177, 18531, 15716221, 47148663, 141445989, 455770409, 1115851691, 1367311227, 3347555073, 4101933681, 10042665219, 32359699039, 97079097117, 291237291351]

約数ペア:

[(1, 291237291351), (3, 97079097117), (9, 32359699039), (29, 10042665219), (71, 4101933681), (87, 3347555073), (213, 1367311227), (261, 1115851691), (639, 455770409), (2059, 141445989), (6177, 47148663), (18531, 15716221)]