247204991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{9029}}^1$

素因数の和:9190

約数の個数: 16

約数和(自身を含む): 286070400

約数和(自身を除く): 38865409

約数列:

[1, 11, 19, 131, 209, 1441, 2489, 9029, 27379, 99319, 171551, 1182799, 1887061, 13010789, 22473181, 247204991]

約数ペア:

[(1, 247204991), (11, 22473181), (19, 13010789), (131, 1887061), (209, 1182799), (1441, 171551), (2489, 99319), (9029, 27379)]