205729503

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2713}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 329327616

約数和(自身を除く): 123598113

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 471, 483, 1099, 2713, 3297, 3611, 8139, 10833, 18991, 25277, 56973, 62399, 75831, 187197, 425941, 436793, 1277823, 1310379, 2981587, 8944761, 9796643, 29389929, 68576501, 205729503]

約数ペア:

[(1, 205729503), (3, 68576501), (7, 29389929), (21, 9796643), (23, 8944761), (69, 2981587), (157, 1310379), (161, 1277823), (471, 436793), (483, 425941), (1099, 187197), (2713, 75831), (3297, 62399), (3611, 56973), (8139, 25277), (10833, 18991)]