131592993

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1217}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 212029440

約数和(自身を除く): 80436447

約数列:

[1, 3, 7, 19, 21, 57, 133, 271, 399, 813, 1217, 1897, 3651, 5149, 5691, 8519, 15447, 23123, 25557, 36043, 69369, 108129, 161861, 329807, 485583, 989421, 2308649, 6266333, 6925947, 18798999, 43864331, 131592993]

約数ペア:

[(1, 131592993), (3, 43864331), (7, 18798999), (19, 6925947), (21, 6266333), (57, 2308649), (133, 989421), (271, 485583), (399, 329807), (813, 161861), (1217, 108129), (1897, 69369), (3651, 36043), (5149, 25557), (5691, 23123), (8519, 15447)]