81428018

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{57587}}^1$

素因数の和:57697

約数の個数: 16

約数和(自身を含む): 140975424

約数和(自身を除く): 59547406

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 57587, 115174, 403109, 806218, 5816287, 11632574, 40714009, 81428018]

約数ペア:

[(1, 81428018), (2, 40714009), (7, 11632574), (14, 5816287), (101, 806218), (202, 403109), (707, 115174), (1414, 57587)]