201639634

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{34211}}^1$

素因数の和:34641

約数の個数: 16

約数和(自身を含む): 346499136

約数和(自身を除く): 144859502

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 34211, 68422, 239477, 478954, 14402831, 28805662, 100819817, 201639634]

約数ペア:

[(1, 201639634), (2, 100819817), (7, 28805662), (14, 14402831), (421, 478954), (842, 239477), (2947, 68422), (5894, 34211)]