28180256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67741}}^1$

素因数の和:67764

約数の個数: 24

約数和(自身を含む): 59748444

約数和(自身を除く): 31568188

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67741, 135482, 270964, 541928, 880633, 1083856, 1761266, 2167712, 3522532, 7045064, 14090128, 28180256]

約数ペア:

[(1, 28180256), (2, 14090128), (4, 7045064), (8, 3522532), (13, 2167712), (16, 1761266), (26, 1083856), (32, 880633), (52, 541928), (104, 270964), (208, 135482), (416, 67741)]