669344

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1632

約数の個数: 24

約数和(自身を含む): 1420020

約数和(自身を除く): 750676

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1609, 3218, 6436, 12872, 20917, 25744, 41834, 51488, 83668, 167336, 334672, 669344]

約数ペア:

[(1, 669344), (2, 334672), (4, 167336), (8, 83668), (13, 51488), (16, 41834), (26, 25744), (32, 20917), (52, 12872), (104, 6436), (208, 3218), (416, 1609)]