209413183

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{21323}}^1$

素因数の和:21414

約数の個数: 16

約数和(自身を含む): 253840896

約数和(自身を除く): 44427713

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 21323, 149261, 490429, 1300703, 3433003, 9104921, 29916169, 209413183]

約数ペア:

[(1, 209413183), (7, 29916169), (23, 9104921), (61, 3433003), (161, 1300703), (427, 490429), (1403, 149261), (9821, 21323)]