223698981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 330946560

約数和(自身を除く): 107247579

約数列:

[1, 3, 11, 33, 113, 239, 251, 339, 717, 753, 1243, 2629, 2761, 3729, 7887, 8283, 27007, 28363, 59989, 81021, 85089, 179967, 297077, 311993, 659879, 891231, 935979, 1979637, 6778757, 20336271, 74566327, 223698981]

約数ペア:

[(1, 223698981), (3, 74566327), (11, 20336271), (33, 6778757), (113, 1979637), (239, 935979), (251, 891231), (339, 659879), (717, 311993), (753, 297077), (1243, 179967), (2629, 85089), (2761, 81021), (3729, 59989), (7887, 28363), (8283, 27007)]