201621441

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{61153}}^1$

素因数の和:61320

約数の個数: 16

約数和(自身を含む): 309194624

約数和(自身を除く): 107573183

約数列:

[1, 3, 7, 21, 157, 471, 1099, 3297, 61153, 183459, 428071, 1284213, 9601021, 28803063, 67207147, 201621441]

約数ペア:

[(1, 201621441), (3, 67207147), (7, 28803063), (21, 9601021), (157, 1284213), (471, 428071), (1099, 183459), (3297, 61153)]