130286821

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{2557}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 154707840

約数和(自身を除く): 24421019

約数列:

[1, 7, 29, 203, 251, 1757, 2557, 7279, 17899, 50953, 74153, 519071, 641807, 4492649, 18612403, 130286821]

約数ペア:

[(1, 130286821), (7, 18612403), (29, 4492649), (203, 641807), (251, 519071), (1757, 74153), (2557, 50953), (7279, 17899)]