1338272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3240

約数の個数: 24

約数和(自身を含む): 2838276

約数和(自身を除く): 1500004

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 3217, 6434, 12868, 25736, 41821, 51472, 83642, 102944, 167284, 334568, 669136, 1338272]

約数ペア:

[(1, 1338272), (2, 669136), (4, 334568), (8, 167284), (13, 102944), (16, 83642), (26, 51472), (32, 41821), (52, 25736), (104, 12868), (208, 6434), (416, 3217)]