201521408

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71563}}^1$

素因数の和:71590

約数の個数: 36

約数和(自身を含む): 438830448

約数和(自身を除く): 237309040

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 71563, 143126, 286252, 572504, 787193, 1145008, 1574386, 2290016, 3148772, 4580032, 6297544, 9160064, 12595088, 18320128, 25190176, 50380352, 100760704, 201521408]

約数ペア:

[(1, 201521408), (2, 100760704), (4, 50380352), (8, 25190176), (11, 18320128), (16, 12595088), (22, 9160064), (32, 6297544), (44, 4580032), (64, 3148772), (88, 2290016), (128, 1574386), (176, 1145008), (256, 787193), (352, 572504), (704, 286252), (1408, 143126), (2816, 71563)]