209311201

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43543}}^1$

素因数の和:43596

約数の個数: 16

約数和(自身を含む): 250813440

約数和(自身を除く): 41502239

約数列:

[1, 11, 19, 23, 209, 253, 437, 4807, 43543, 478973, 827317, 1001489, 9100487, 11016379, 19028291, 209311201]

約数ペア:

[(1, 209311201), (11, 19028291), (19, 11016379), (23, 9100487), (209, 1001489), (253, 827317), (437, 478973), (4807, 43543)]