199401610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{643231}}^1$

素因数の和:643269

約数の個数: 16

約数和(自身を含む): 370501632

約数和(自身を除く): 171100022

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 643231, 1286462, 3216155, 6432310, 19940161, 39880322, 99700805, 199401610]

約数ペア:

[(1, 199401610), (2, 99700805), (5, 39880322), (10, 19940161), (31, 6432310), (62, 3216155), (155, 1286462), (310, 643231)]