208536237

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{254623}}^1$

素因数の和:254649

約数の個数: 24

約数和(自身を含む): 370732544

約数和(自身を除く): 162196307

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 254623, 763869, 1782361, 2291607, 3310099, 5347083, 9930297, 16041249, 23170693, 29790891, 69512079, 208536237]

約数ペア:

[(1, 208536237), (3, 69512079), (7, 29790891), (9, 23170693), (13, 16041249), (21, 9930297), (39, 5347083), (63, 3310099), (91, 2291607), (117, 1782361), (273, 763869), (819, 254623)]