81727721

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2843}}^1$

素因数の和:2968

約数の個数: 16

約数和(自身を含む): 92145600

約数和(自身を除く): 10417879

約数列:

[1, 17, 19, 89, 323, 1513, 1691, 2843, 28747, 48331, 54017, 253027, 918289, 4301459, 4807513, 81727721]

約数ペア:

[(1, 81727721), (17, 4807513), (19, 4301459), (89, 918289), (323, 253027), (1513, 54017), (1691, 48331), (2843, 28747)]