27281009

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 32196096

約数和(自身を除く): 4915087

約数列:

[1, 7, 47, 101, 329, 707, 821, 4747, 5747, 33229, 38587, 82921, 270109, 580447, 3897287, 27281009]

約数ペア:

[(1, 27281009), (7, 3897287), (47, 580447), (101, 270109), (329, 82921), (707, 38587), (821, 33229), (4747, 5747)]