865884032

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{520363}}^1$

素因数の和:520390

約数の個数: 32

約数和(自身を含む): 1857699480

約数和(自身を除く): 991815448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 520363, 1040726, 2081452, 4162904, 6764719, 8325808, 13529438, 16651616, 27058876, 33303232, 54117752, 66606464, 108235504, 216471008, 432942016, 865884032]

約数ペア:

[(1, 865884032), (2, 432942016), (4, 216471008), (8, 108235504), (13, 66606464), (16, 54117752), (26, 33303232), (32, 27058876), (52, 16651616), (64, 13529438), (104, 8325808), (128, 6764719), (208, 4162904), (416, 2081452), (832, 1040726), (1664, 520363)]