30489921

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43997}}^1$

素因数の和:44021

約数の個数: 24

約数和(自身を含む): 54909504

約数和(自身を除く): 24419583

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 43997, 131991, 307979, 395973, 483967, 923937, 1451901, 2771811, 3387769, 4355703, 10163307, 30489921]

約数ペア:

[(1, 30489921), (3, 10163307), (7, 4355703), (9, 3387769), (11, 2771811), (21, 1451901), (33, 923937), (63, 483967), (77, 395973), (99, 307979), (231, 131991), (693, 43997)]