163944196

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{242521}}^1$

素因数の和:242551

約数の個数: 18

約数和(自身を含む): 310670682

約数和(自身を除く): 146726486

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 242521, 485042, 970084, 3152773, 6305546, 12611092, 40986049, 81972098, 163944196]

約数ペア:

[(1, 163944196), (2, 81972098), (4, 40986049), (13, 12611092), (26, 6305546), (52, 3152773), (169, 970084), (338, 485042), (676, 242521)]