163975424

素因数分解:

$2^8\times {\mathrm{640529}}^1$

素因数の和:640545

約数の個数: 18

約数和(自身を含む): 327310830

約数和(自身を除く): 163335406

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 640529, 1281058, 2562116, 5124232, 10248464, 20496928, 40993856, 81987712, 163975424]

約数ペア:

[(1, 163975424), (2, 81987712), (4, 40993856), (8, 20496928), (16, 10248464), (32, 5124232), (64, 2562116), (128, 1281058), (256, 640529)]